This invasion is an egregious violation of international law. Putin's ultimate aim is to restore the Soviet empire, even if it takes massive bloodshed and false pretexts such as calling the 2014 Ukrainian revolution after an election a "coup". This unprovoked attack is the latest chapter in Putin's Orwellian attempt to rewrite history.
NATO and the US have ignored Russia's security concerns by breaking its promise not to expand eastward in return for German reunification. These concerns are legitimate and taking them seriously would have avoided the Ukraine tragedy.
A global food crisis was already exacerbated by the COVID pandemic. Russia's war on Ukraine only made matters worse. With Ukraine being the world's fifth largest exporter of grain – reportedly making up 40% of the World Food Programme's wheat stock – the resumption of its exports is a welcomed relief. However, the only way to abate the global food crisis is to end the war.