US President Joe Biden has drawn parallels between Russia’s invasion of Ukraine and World War Two, in a speech commemorating the 80th anniversary of the D-Day landings in Normandy, France.Speaking just steps away from where 9,388 members of the US military who participated in the landings are buried, Mr Biden warned democracies across the globe were once again under threat, adding autocrats were closely watching the Western response to Ukraine.The president, born in 1942, will likely be the last US leader to have been alive at the time of the operation to liberate Nazi-occupied France. A…