As part of the BBC’s Freedom season, Zeinab Badawi speaks to Kenneth Kaunda – leader of the struggle for independence, he was sentenced to hard labour in prison by the British before he went on to become Zambia’s first president of the post-colonial era. It is a landmark year for Zambia – this is the 50th anniversary of its independence - and Kenneth Kaunda himself turns 90 in April. What has 50 years of freedom brought the people of Zambia?(Photo: Kenneth Kaunda in 1978, Credit: AFP/GettyImages)