what caused great britain and france to declare war on germany in 1939? the appeasement policy the invasion…

what caused great britain and france to declare war on germany in 1939? the appeasement policy the invasion of poland the nonaggression pact the surrender of poland

what caused great britain and france to declare war on germany in 1939? the appeasement policy the invasion of poland the nonaggression pact the surrender of poland

Answer

Brief Explanations:

In 1939, Germany's invasion of Poland violated international treaties. As Poland had mutual - assistance pacts with Britain and France, these two countries declared war on Germany in response to safeguard their commitments and international order.

Answer:

the invasion of Poland