Soccer Football - Europa League - Semi Final Second Leg - Arsenal v Villarreal - Emirates Stadium, London, Britain - May 6, 2021 General view outside the stadium before the match Action Images via Reuters/Andrew Couldridge

Activists stand on a ladder next to police officers after they spray painted the side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

Britain's Foreign Secretary Dominic Raab and South Korea's Foreign Minister Chung Eui-yong look on in the garden prior to talks at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Korea's Foreign Minister Chung Eui-yong walk through the garden prior to talks at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Korea's Foreign Minister Chung Eui-yong pose during talks at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Korea's Foreign Minister Chung Eui-yong walk through the garden prior to talks at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Korea's Foreign Minister Chung Eui-yong walk through the garden prior to talks at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Activists standing on a ladder look at police officers after they spray painted the side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

Britain's Foreign Secretary Dominic Raab greets South Korea's Foreign Minister Chung Eui-yong at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab greets South Korea's Foreign Minister Chung Eui-yong at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab greets South Korea's Foreign Minister Chung Eui-yong at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab greets South Korea's Foreign Minister Chung Eui-yong at Chevening House, in Chevening, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

A police officer speaks to activists who spray painted the side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A police officer speaks to activists who spray painted the side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A dog is seen near a polling station during local elections, in London, Britain, May 6, 2021. REUTERS/Tom Nicholson

A police officer looks out the window as activists stretch a banner at spray painted side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

People wait outside a polling station during local elections, in Waterloo, London, Britain, May 6, 2021. REUTERS/Tom Nicholson

A dog is seen near a polling station during local elections, in Waterloo, London, Britain, May 6, 2021. REUTERS/Tom Nicholson

A police officer in a helmet stands on a scaffolding as activists stretch a banner at the spray painted side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A police officer stands guard as activists stretch a banner at the spray painted side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

Activists stretch a banner at the spray painted side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

Activists stretch a banner at the spray painted side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A police officer looks out the window as activists spray painted the side of Euston station building to protest against the HS2 high-speed railway in London, Britain May 6, 2021. REUTERS/Henry Nicholls

The outside view of the Memorial Hall, being used as a polling station during local elections, in Solva, Wales, Britain, May 6, 2021. REUTERS/Rebecca Naden

The outside view of the Memorial Hall, being used as a polling station during local elections, in Solva, Wales, Britain, May 6, 2021. REUTERS/Rebecca Naden

The outside view of the Memorial Hall, being used as a polling station during local elections, in Solva, Wales, Britain, May 6, 2021. REUTERS/Rebecca Naden

The outside view of the Memorial Hall, being used as a polling station during local elections, in Solva, Wales, Britain, May 6, 2021. REUTERS/Rebecca Naden

Voters arrive at a polling station during local elections, in London, Britain, May 6, 2021. REUTERS/Tom Nicholson

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

Britain's Prince William, Duke of Cambridge, visits the Brighter Futures in Rhyl, Denbighshire, Britain May 6, 2021. Peter Byrne/Pool via REUTERS

SNP candidate for Edinburgh Central Angus Robertson carries leaflets during local elections in Edinburgh, Scotland, Britain May 6, 2021. REUTERS/Russell Cheyne

A Chelsea Pensioner leaves a polling station within the grounds of The Royal Hospital Chelsea, in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A Chelsea Pensioner leaves a polling station within the grounds of The Royal Hospital Chelsea, in London, Britain May 6, 2021. REUTERS/Henry Nicholls

Chelsea Pensioners leave a polling station within the grounds of The Royal Hospital Chelsea, in London, Britain May 6, 2021. REUTERS/Henry Nicholls

A sign is pictured outside a polling station during local elections, in Hartlepool, Britain May 6, 2021. REUTERS/Lee Smith

A person walks outside the Bank View Cafe used as a polling station for the local elections, in Langsett near Sheffield, Britain May 6, 2021. REUTERS/Carl Recine

Britain's Foreign Secretary Dominic Raab and his delegation meet with South Africa's Minister of International Relations and Cooperation, Naledi Pandor and her delegation for talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

A person walks with dogs outside a polling station during local elections, in Hartlepool, Britain May 6, 2021. REUTERS/Lee Smith TPX IMAGES OF THE DAY

Britain's Foreign Secretary Dominic Raab watches as South Africa's Minister of International Relations and Cooperation, Naledi Pandor signs a joint ministerial statement whilst meeting at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

South Africa's Minister of International Relations and Cooperation, Naledi Pandor watches as Britain's Foreign Secretary Dominic Raab signs a joint ministerial statement whilst meeting at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor chat prior to their meeting at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Women walk past a sign outside a polling station during local elections, in Hartlepool, Britain May 6, 2021. REUTERS/Lee Smith

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor chat prior to their meeting at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor bump elbows as they pose at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS

Britain's Foreign Secretary Dominic Raab and South Africa's Minister of International Relations and Cooperation Naledi Pandor walk through the garden prior to talks at Chevening House, Kent, Britain May 6, 2021. Niklas Halle'n/Pool via REUTERS