Imagine you’re a soldier in a far away land, and all the sudden you hear on the radio a sultry woman’s voice, blowing kisses, crooning, and then calling out your name, rank, and position.

I don’t know about you, but that would make me second-guess… everything.

Through history, military masterminds knew that these female voices held a special influence, cozying up to the homesick fighter, and then shaking his confidence.

More info: factorialist.com

Here are 4 of the all-stars of this psychological assault:

1. Axis Sally

Midwestern Girl who ended up signing an oath of loyalty to Hitler. After the war, she was convicted of treason, went to prison, then became a nun and kindergarten music teacher.

2. Tokyo Rose

Legends recount a voice that would lure American sailors with music from home and then drive them to suicide.

3. Seoul City Sue

An American ex-missionary, Seoul City Sue followed the same Tokyo Rose formula, and was even portrayed on an episode of M*A*S*H*.

4. Hanoi Hannah

A Vietnamese woman who was inspired by “Gone with the Wind” to learn English, this DJ’s Rock & Roll jams made her a hit with the soldiers.