Woman chewing coca leaves
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Bolivian coca growers celebrate UN victory

15 January 2013 Last updated at 07:49 GMT

Bolivia has managed to rejoin the UN's anti-drugs convention, despite allowing farmers to grow coca leaves.

It is a big success for the country's president, Evo Morales, who pulled out of the agreement last year saying it criminalised a traditional way of life.

But several countries are very unhappy with Bolivia's return.

Bill Hayton reports.