 Complete the following phrase:  In 1938 comrades sent him back to Italy with instructions to make contact with underground antifascists; but he was intercepted at the frontier by Italian police and returned to France where he was now based till 1940. During MayJune 1940 the German army invaded France, leaving the northern half of the country under German military occupation and virtually the entire southern part of the country administered by a pro-German puppet government. The Italian government hastily declared war on France in June 1940 and launched 