 Ronald Reagan. Yeah, I think it happened almost the same day. I mean, Carter finally got it done, but he was gone already. Yeah, I think the plane landed right as the inauguration took place. I know that had to be good for Jimmy Carter, though. At least it was done. At least it was done. Deadliest aviation accident in U.S. history. American Airlines DC-10 crashed upon takeoff at O'Hare in Chicago, killing all 271 aboard.