India is roughly a billion people; The largest democracy in the world. I think they get it all done in 3 months. They also just had an election this year.
The US is kinda unique, having years long presedental campaigns. It’s crazy, and complety, unnecessarily, excessive.
There’s no reason for it, beyond driving donations for parties, and ratings for news networks.
But it’s the insanity we have. The insanity we’ve gotten used to.