Help take apart a pro-war astroturf letter

If you recently received a letter in support of the Iraq war, urging you to pass it along to your local paper, have a look at Teresa Nielsen Hayden's online, interactive, participatory shredding of it before you do:
Let's look at the "worst" president and mismanagement claims.

FDR led us into World War II. Germany never attacked us: Japan did. From 1941-1945, 450,000 lives were lost, an average of 112,500 per year.

Germany declared war on us shortly after Japan attacked Pearl Harbor.

As for direct attacks, on 31 October 1941 a German sub attacked and sank the Reuben James in the North Atlantic. You can look it up. There's even a song.