2. Subsequently, people in the already autonomous region of Crimea, ethnically/culturally/historically Russian, had a referendum to break-away from Ukraine and then join Russia - especially after the new coup leaders decided to ban use of the Russian language.
I've been following the Russian news somewhat and my parents have been talking to friends/relatives in both Ukraine an Russia, and the amount of outright invention in the official Russian media has been quite impressive.
You forgot illegal use of the Russian armed forces in Crimea denied at the time but admitted later.
Oh, and banning the use of the Russian language was completely invented by Russian TV.