The whole sentence is "But had events gone another way, this would be a rather different memoir."
Why is the sentence not like "But the events have gone another way"? "Have" and "events" are reversed, is this first conditional?
The whole sentence is "But had events gone another way, this would be a rather different memoir."
Why is the sentence not like "But the events have gone another way"? "Have" and "events" are reversed, is this first conditional?
The reversal you noted produces a change in meaning that is equivalent to "But if events had gone another way, [...]"