No One Is Above The Law!
Regular folks indicted Trump. They served as the grand jury who looked at evidence and voted to indict based on that evidence.
He isn't the first:
Former French President Sarkozy was convicted twice on completely separate charges! Corruption and illegal campaign financing. The first is for 1 year in prison and 2 years suspended sentence. The second is 1 year in prison. He's appealing.
https://www.pbs.org/newshour/world/former-french-president-sarkozy-convicted-of-corruption-sentenced-to-jail
https://www.theguardian.com/world/2021/sep/30/nicolas-sarkozy-guilty-illegally-financing-2012-election-campaign
Israeli Prime Minister Benjamin Netanyahu was indicted on corruption charges in three cases. Netanyahu is charged with fraud and breach of trust in Cases 1000 and 2000, and bribery, fraud and breach of trust in Case 4000.
https://www.timesofisrael.com/netanyahu-indicted-for-corruption-in-three-cases-in-first-for-a-sitting-pm/