Answer:
it is a political cartoon. they're rebelling against something/someone they don't support. It looks like most nation's are there tying America down.
Some people like ex army soldiers supported the nazis as they were nationalistic and promised to break one of the rules of the treaty of versailles (army limited to 100,000), also people who held traditional values supported the nazis as the nazis were against the “golden years” of the 1920s. some people didn’t support the nazis and these people tended to be obviously jews, and those who were targeted but also religious people like priests disliked the nazis due to their mistreatment towards to jews and the fact that the nazis were trying to force catholicism and christianity out of germany
Many things were invented, for example the printing press which helped print copies of the bible.
Many new techniques were also invented especially artistic techniques, such as perspective, shading and many more.
Scientists also discovered a lot of things like they used to believe the universe in Heliocentric (Earth is in the center of the universe) but they discovered that its actually sun-sentric.
Many new inventions were made and used which led to more conclusions that are still known and believed by the people today.
People from different nationalities affect our society today by making our country more diverse and adding a lot of culture.