Hey, history lovers. I'm Mike Rosenwald with Retropod, a show about the past, rediscovered.

In 1967, an organization called the National Mobilization Committee to end the war in Vietnam decided it had enough marches.

The protest hadn't worked. Burning drafting cards? Nope.

Enough was enough.

They had to step up their game.

In late October, they made an announcement.

Anti-war protesters would march in mass,

past the Lincoln Memorial,

across the memorial bridge,

all the way to the front steps of the Pentagon.

Then they would try to levitate it and bring the military industrial complex to its knees. Abby Hoffman was the guy behind the levitation idea.

He was one of the organizers and a co-founder of the Youth International Party, also known as the Yippies.

Hoffman and his Yippies were just one of several factions

within the anti-war movement planning the Pentagon March.

But they weren't all on board with Hoffman's zany ideas.

Some groups were only comfortable demonstrating at the mall.

Others thought that picketing at the White House

or marching to Capitol Hill was ineffective.

Several groups were quite nervous

about Hoffman's other plans

besides levitating the Pentagon.

Like the plan to, in his words,

...