A diverse collection of links covering history, science, politics, culture, and curiosities, presented with humor and interesting facts. Longer summary

This post is a collection of various links and interesting facts across multiple domains. It covers historical peace treaties, scientific research on diminishing returns in science, geopolitical tensions in Eurovision, education rankings, religious schisms, marijuana regulations, scientific publishing news, experimental archaeology, neuroscience discoveries, geographical facts, international disputes, philosophy humor, rationality-related subreddits, healthcare transparency efforts, academic scandals, mathematical breakthroughs, political trends, cultural oddities, and linguistic curiosities. The post maintains a light, often humorous tone while presenting a wide array of information. Shorter summary