An armoured vehicle that belongs to Argentina's National Gendarmerie patrols the Villa Banana slum, as the National Government deployed forces to help control escalating violence in river port city of Rosario, in Rosario, Santa Fe province, Argentina March 8, 2023. REUTERS/Agustin Marcarian 

An Ajax Ares armoured vehicle takes part in the tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

An Ajax Ares armoured vehicle takes part in the tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

British Defence Secretary Ben Wallace rides on a training tank during tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

An Ajax Ares armoured vehicle takes part in the tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

British Defence Secretary Ben Wallace rides on a training tank during tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

British Defence Secretary Ben Wallace reacts as he is on an Ajax armoured fighting vehicle during tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

British Defence Secretary Ben Wallace speaks with British military personnel as he views tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

British Defence Secretary Ben Wallace records images on his phone as he views tanks and armoured fighting vehicle trials and development tests at Bovington Camp, near Wool in southwestern Britain, February 22, 2023. REUTERS/Toby Melville 

A Ukrainian soldier stands by a Marder armoured fighting vehicle at a site where Ukrainian soldiers are being trained on Leopard tanks, at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

A view of a Marder armoured fighting vehicle at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

A view of a Marder armoured fighting vehicle at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

A view of a Marder armoured fighting vehicle at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

Ukrainian soldiers stand by a Marder armoured fighting vehicle at a site where they are being trained on Leopard tanks, at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

Ukrainian soldiers stand by a Marder armoured fighting vehicle at a site where they are being trained on Leopard tanks, at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

Ukrainian soldiers stand by a Marder armoured fighting vehicle at a site where they are being trained on Leopard tanks, at the German army Bundeswehr base in Munster, Germany, February 20, 2023. REUTERS/Fabian Bimmer 

A Puma infantry fighting vehicle drives during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius leaves on a Puma infantry fighting vehicle during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

A Puma infantry fighting vehicle drives during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

Soldiers of German armed forces Bundeswehr stand by Puma infantry fighting vehicles during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

Soldiers of German armed forces Bundeswehr stand by Puma infantry fighting vehicles during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

Soldiers of German armed forces Bundeswehr stand in a Puma infantry fighting vehicle during firing practice, at armoured infantry training area in Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

A view shows a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius stands inside a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

A view shows a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

A view shows Puma infantry fighting vehicles during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius is seen with a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius is seen with a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius rides a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Boris Pistorius rides a Puma infantry fighting vehicle during firing practice, at armoured infantry training area Altengrabow, Germany January 26, 2023. REUTERS/Fabrizio Bensch 

German Defence Minister Christine Lambrecht reacts during her address as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel  

German Defence Minister Christine Lambrecht visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel? 

German Defence Minister Christine Lambrecht speaks during her address as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel  

German Defence Minister Christine Lambrecht looks on during her address as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht speaks during her address as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht reacts during her address as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

A soldier of a Marder infantry battalion walks past a Marder tank as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

A MG-36 machine gun is pictured as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

A soldier installs a MELLS Military system on a Marder tank as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

Soldiers of a Marder infantry battalion practice as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht looks at the MELLS Military system as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht looks at the MELLS Military system as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

Soldiers of a Marder infantry battalion practice on Marder tank as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

A soldier of a Marder infantry battalion practices on Marder tank as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht looks at the MELLS Military system as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht reacts as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

A soldier of a Marder infantry battalion practices on Marder tank as the Marder fighting vehicle company of the Armoured Infantry Brigade 37 takes part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. REUTERS/Matthias Rietschel 

German Defence Minister Christine Lambrecht stands at the food counter in the canteen as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. Robert Michael/Pool via REUTERS 

German Defence Minister Christine Lambrecht stands at the food counter in the canteen as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. Robert Michael/Pool via REUTERS 

German Defence Minister Christine Lambrecht stands at the food counter in the canteen as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. Robert Michael/Pool via REUTERS 

German Defence Minister Christine Lambrecht stands at the food counter in the canteen as she visits the Marder fighting vehicle company of the Armoured Infantry Brigade 37 taking part in NATO's high-readiness task force in Marienberg, Germany, January 12, 2023. Robert Michael/Pool via REUTERS