Neither mere atheism nor mere theism drive or prevent wars.
As for Lenin, believing that you get to forever define a movement you had a hand in starting is a common delusion among people who help start movements. Cuba is one of the most classically Marxist-Leninist states, yet has almost as high a percentage of Christians as the USA. Giving up or cutting back on the 'propaganda of atheism' is a common pattern in communist states as the decades pass.
As for Lenin, believing that you get to forever define a movement you had a hand in starting is a common delusion among people who help start movements. Cuba is one of the most classically Marxist-Leninist states, yet has almost as high a percentage of Christians as the USA. Giving up or cutting back on the 'propaganda of atheism' is a common pattern in communist states as the decades pass.
I'm not anti-Christian. I'm anti-stupid.