Question

What were two reasons that Britain was opposed to the Soviet Union's occupation of Poland after World War II?

The British disliked the idea of Poland coming under communist control.
The British wanted to set up its own British-controlled government in Poland.
The pre-war Polish government had been waiting since 1939 to reestablish its authority
Britain wanted to receive reparations from Poland which was prevented by the Soviets.
The trade between Poland and Britain was being obstructed by the Soviets.

Answer 1

they didn't want communism to spread through Europe

Answer 2

The British disliked the idea of Poland coming under communist control.

and

The pre-war Polish government had been waiting since 1939 to reestablish its authority