Translation of störend

The machine arrived in Cuba at nine and it was already dark. The border control was nothing like the one in Mexico. They were communist and one could see the strictness and uneasiness of them.
How could I get better in Spanish if I had to eat by myself. Impossible. The next days we always ate together and sat around the table for hours discussing politics and the lives we were living.
Usually we were not that picky, but we intended to stay in Buenos Aires for almost 10 days. On the first day we walked around the city center and did some shopping in the Florida passage.