The secret police attempted to identify citizens who opposed the Communist Party and who could undermine it.
Better transport so you could see their better, machines were doing jobs so you could hang more, gave you something to talk about (new inventions)
Foreign policy is important because it determines the state of relationships between countries and guides the diplomats in negotiations. If a country is too aggressive and refuses to take into the legitimate interests of other countries, it may face a push back or even an armed conflict.
HOPE THIS HELPED!!!! XD
You may want to reword your answer. I did not understand the way you phrased it. Apologies. :l
The crusades sent to spread Christianity