Facts
Buddhism was started around 400 BC in India. They don't believe in a supreme being or God. They didn't write in a holy book or any type of book, they wrote in scriptures in many Asian languages. Buddhism isn't really referred to as a religion, it's referred to a psychology due to the fact that they focus on meditation and mindfulness. The first written fact about Buddhism was written in 2 AD. The Buddha got a group of monks and nuns known as the Sangha who have preserved the religion down through generations.
Buddha
The Buddha taught many lessons but his 3 major lessons were not to be ignorant, not to hate anyone and not get angry. The Buddha isn't actually chubby he was portrayed this way because it was a symbol of happiness. Back then a lot of religions were about trying really hard to do something, but Buddhism is about not stressing and getting tired or angry.