Hello and welcome to the History Hour Podcast from the BBC World Service with me Rebecca

Kesby, the past brought to life by those who were there.

This week we head back to the 1970s and hear from one of the first people to warn us that only

a plant-based diet can save the planet.

There were some reviews and my favorite title said said recipe for revolution.

Plus the risky business of conservation in the Democratic Republic of Congo,

Churchill's doctor on his physical and mental health during the war and

she taught me how to make these amazing roses

I'll never forget them because it took a long time

you made each pedal separately and then you'd stitch it on.

The pioneering African American who designed Jackie Kennedy's wedding dress.

But we begin this week in South Korea, where 40 years ago this month, anti-government

demonstrations broke out in the city of Guangzhou.

The protesters were calling for an end to military rule, but they were met with tear gas and live rounds

as army troops flooded the streets. Hundreds were killed and four decades on. Some of the wounds from that event have yet to heal.

Mike Lanchen has been speaking to two people who were in Guangzhou as the chaos erupted.

It's the spring of 1980 and in South Korea there've been months of demonstrations

against the country's military rulers. The demonstrators are calling for

democratic elections and an end to martial law.

Students are at the forefront of the protests in the capital soul

and they're getting increasingly violent.

30,000 students were on the

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