Hundreds of thousands of Russians who fled their homeland following the country's invasion of Ukraine have resettled in neighboring countries — and are boosting their economies. The exodus of Russians started after many highly educated professionals — such as academics, finance, and tech workers — left Russia in the early days of the war, Insider's Jason Lalljee reported in March 2022. About six months later, there was another wave of departures after Russian President Vladimir Putin ordered a partial military mobilization for the Ukraine war on September 21.