Dorothy Rabinowitz repeats the claim by Ken Burns in his new documentary “The U.S. and the Holocaust” that between 1933 and 1945, “the U.S. took in more Jewish refugees from the Nazis than any other country,” 225,000 in total (Television Review, Sept. 15). In fact, the British authorities admitted more than 250,000 Jewish refugees to British-ruled Palestine (as well as more than 60,000 to the U.K. itself) during those years. The Soviet Union took in some 300,000 Jews fleeing from Nazi-occupied Poland from 1939-1941. The issue isn’t only that the U.S. didn’t admit the most Jewish refugees, but also that...