Translation of Übervölkerung

Although I put my wallet in the front pocket of my pants it was not there. I had been so diverted by the aggressiveness of these kids that I did not feel it when they grabbed it out of my pocket.
This kind of struggle is a 'projecting the guilt' one someone innocent. It has always existed, even today there is a large movement against foreigners in Europe and its support is frightening me.
The same day that I gave my last presentation about our pilot project I flew away. The first lag was NYC's airport John F. Kennedy. I left Europe after midnight and arrived there at five o'clock, more or less.