Russian President Vladimir Putin’s brutal, unprovoked invasion of Ukraine is bringing the Russian economy to its knees. Nothing tells the world faster what investors are thinking than the world’s largest financial market, the foreign exchange market. This $7 trillion daily turnover market is incredibly sensitive to country and economic risks. The ruble was stable after Russia sent troops to the Donbas region of Ukraine on February 21 and even when it invaded Ukraine three days later. Read more here.