War on Ukraine not first; Russia’s history of invasion after the Soviet fall

• After months of soaring tensions, on Monday Putin ordered his troops to deploy in Ukraine's self-proclaimed republics of Donetsk and Lugansk, hours after recognising their independence. This invasion is one of the biggest in Europe after World War 2. Ukraine however isn't the first country to be invaded by Russian federation. From Chechnya to Syria, to Ukraine, the Russia of Vladimir Putin has been involved in a string of wars since the fall of the Soviet Union in 1991. Watch this video to know more.