Ukraine and Russia: What you need to know

Russian President Vladimir Putin authorised a "special military operation" against Ukraine early on Thursday morning

Russian President Vladimir Putin speaks during a Security Council meeting in the Kremlin in Moscow, Russia. Putin says his aim is to demilitarise and 'denazify' Ukraine.
(Alexei Nikolsky, Sputnik, Kremlin Pool Photo via AP)

Here's what you need to know about the Ukraine crisis right now:

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