Because the treaties were not true, after the signing of the treaty of verse there was the assertion of Nazism. The treaties were not really taken seriously as they should, they were just a way for some countries to come out of war and others to gain from it.
The reason why Christianity took hold of the Ancient world because it offered a equal, peaceful and happy life. This is the first reason of why people wanted to join Christianity. First Christians have peace using Justice while the Romans have peace but use war.
How Christianity was preserved by the Roman Empire?
In 313 AD, the Emperor Constantine issued the Edict of Milan, which accepted Christianity: 10 years later, it had become the official religion of the Roman Empire.
The resolution of the earliest graphics cards were 320x200