 Complete the following phrase:  In the winter of 194041, Ribbentrop strongly pressured the Kingdom of Yugoslavia to sign the Tripartite Pact, despite advice from the German Legation in Belgrade that such an action would probably lead to the overthrow of Crown Prince Paul, the Yugoslav Regent. Ribbentrops intention was to gain transit rights through the country that would allow the Germans to invade Greece. On 25 March 1941, Yugoslavia reluctantly signed the Tripartite Pact; the next day the Yugoslav military 