Answer:
He meant that Hitler was allowed to take Czechoslovakia freely.
Step-by-step explanation:
Winston made that speech in the Munich conference that took place in 1938. Leaders of France and Uk had allowed the Nazis take over Czechoslovakia freely without sending any soldiers there.
What Winston Churchill meant by this speech is that the Munich agreement was not effective and that Britain and Francehad let the German nazist Adolf Hitler take over Czechoslovakia without even having to fight for it.