Every year of May 1st, people all around the northern hemisphere celebrate the arrival of spring. A day we call May Day.

But it is also the day that communist countries held military parades, and the Soviets would show off all of their military strength in public.

Mayday is also the international distress signal for radio.

How are these very different things all related? Learn more about May Day on this episode of Everything Everywhere Daily.
Learn more about your ad choices. Visit megaphone.fm/adchoices