Translation of Schlachtung

I arrived there but could not find a hotel immediately, so that I took my luggage with me. I know that this is very provocative to thiefs. One should not walk on the street with a big backpack.
If that gets out of control (riots or support for radicals), there may flourish a steady ground on which the mentioned could reoccur. Then after a while this turns to be nationalism on a larger scale.
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.