Answer:
Despite the fact that there were national elation and alleviation at the surprising redemption at Dunkirk, the risk confronting Britain was presently all around seen. Churchill told the world that Britain would stand firm:
"We shall defend our Island, whatever the cost may be; we shall fight on the beaches, we shall fight on the landing grounds, we shall fight in the fields and in the streets, we shall fight in the hills; we shall never surrender..."