Among a spectacle on the South Lawn, a deal with Tehran, and a tech leader's wealth reaching new heights, one stands out as an inflection point of our time.

The billionaire president, who has deep ties with a sport whose young male fans reflect his own political base, defended the UFC event as a unique spectacle.

WASHINGTON: President Donald Trump marked turning 80 on Sunday by hailing an agreement to end the war in Iran hours before a birthday celebration that once would have seemed…