This is a History Extra production.

Imagine the scene.

It's the 4th of June 1913, Darby Day at Epsom Racecourse.

It's bustling with people in their hats and frock coats jostling for a good position.

The galloping of hooves mingled with the cheers of onlookers and the rowdy bantering of

Buckees.

The weather that day in 1913 looked ominous.

But the crowds still turned up in droves.

After all, the King's horse Amma was set to race and the royals would be there to watch.

But there was one woman in the crowd who was not there for a pleasant day out. She had much more

serious matters on her mind. She decided she was going to go to an event, which is the most

important event of the London season, and she was going to go to an event, which was the most important event of the London season,

and she was going to upend this event in the presence of the King.

This was the suffragette, Emily Wilding Davison.

As the race began, Davison squeezed her way through the crowds until she was pressed right up against the railing.

She positioned herself at Tattlund Corner,

which is a critical place.

She knew who the King's Horse was.

She'd marked it up on her race card.

She knew the jockey's colours.

And just as the horses pounded full pelt round the bend.

She bobs under the rails

...