Why was president truman considered to be weak on communism despite the federal government’s measures to investigate communists?

A: Fear of communism had reached a level that bordered on hysteria, and Truman's actions did little to make it go away.

Happy to help. :)

offline recommendation systems option b

because recommendation systems produce a list of two ways

1. through collaborative filtering

or

2. through content-based filtering

confederacy: supported slavery, believed states should be able to nullify federal laws, supported low tariffs

union: everything else