Thousands gather in cities across the UK in support of Ukraine

Trafalgar Square a sea of blue and yellow as demonstrators protest against brutal Russian invasion

Thousands of people gathered in cities across the UK for at times highly emotional rallies in support of Ukraine as the country defends itself against the brutal Russian invasion.

In London, Trafalgar Square was a sea of blue and yellow as protesters voiced anguish and despair at Russian president Vladimir Putin's bombardment of the eastern European country.