Blockade is the heroic story of Jewish immigration to British Mandate Palestine from 1933 to 1948.It is a saga of blockades, shipwrecks, rescues, exiles, and imprisonment. The many ships and boats that participated in this struggle are detailed from the tiny sailboats to the ill fated Struma to the legendary Exodus 1947. The tale of Jewish Immigration to the British Mandate, from the rise of Adolf Hitler to the eventual declaration of independence of the state of Israel is told through numerous personal interviews, memoirs, testimonies, and archives.