Russian President Vladimir Putin’s invasion of Ukraine – in the middle of a new cold war between China and the US – has dragged the world deeper into an abyss of confrontation.The conflict could have been avoided, if Putin and his supporters had heeded the lessons of 50 years ago, when the world’s leaders faced another dramatic choice between war and peace, to resolve a three-way crisis between China, the US and Russia.History issued a reminder on Monday, with the 50th anniversary of the…
