Francis Fukuyama is infamous for his post-1990 predictions. He recently opined on Putin's war and had to employ some clunky phrasing to explain away his past follies:

The horrific Russian invasion of Ukraine on February 24 has been seen as a critical turning point in world history. Many have said that it definitively marks the end of the post-cold war era, a rollback of the “Europe whole and free” that we thought emerged after 1991, or indeed, the end of The End of History.