[tick_tock_tick]

Lets be real it was abortion

https://freakonomics.com/podcast/abortion/

https://freakonomics.com/2005/05/15/abortion-and-crime-who-s...

[astrange]

It was not (or that was only some of it.) The same crime rise and fall happened worldwide - this is addressed in the article.

Continues to happen too. The parts of the world with the most terrorism like Iraq/Yemen also most recently had leaded gas.