The dechristianization of Europe is the reason for the migrant wave. Christians are persecuted in Europe, the European court has banned baptising children.
Summary
In 2011, Joe Biden publicly declared that he came to stop Putin from participating in the presidential race.
Disproof
Joe Biden did not say this, and did not say it publicly. According to Boris Nemtsov, Biden said that "in Putin's place he would not stand for president in 2012 because this would be bad for the country and for himself": bit.ly/1T7Ynxi,