The 60th US presidential election, which will unfold in 2024, will be quite unlike any that has gone before as the US, and the rest of the world, braces for a contest amid fears of eroding democracy and the looming threat of authoritarianism. It will be a fight marked by numerous unwanted firsts as the oldest president in the country’s history is likely to face the first former US president to stand trial on criminal charges. A once aspirational nation will continue its plunge into anxiety and divisions about crime, immigration, race, foreign wars and the cost of living. Democrat...