nprofile1qy2hwumn8ghj7un9d3shjtnddaehgu3wwp6kyqpqknzsux7p6lzwzdedp3m8c3c92z0swzc0xyy5glvse58txj5e9ztqaufa4k (nprofile…fa4k) the only advantage of looking back into history here is that it's harder to learn about the current examples: Russia, China, Turkey, etc. due to a lot of self-censoring bias.
Everyone still hopefully remembers the last ICM, the composition of its original organisation committee in St Petersburg, how the distinguished mathematicians there were silent, etc.