FBI snooped on singer Pete Seeger for 20 years

Bureau amassed huge file from 1943 on writer of classic songs – and even sent an agent to his schoolThe campaigning singer Pete Seeger, composer of classic American folk tunes including If I Had a Hammer and Where Have All the Flowers Gone?, was spied on by FBI agents for more than two decades because he wrote a protest letter as a young man concerned about plans to deport tens of thousands of Japanese American citizens at the end of the second world war.A vast file on Seeger was released