Rather than submit a vaccine sample for testing, WHO stopped a similar 1995 tetanus campaign in Kenya. TheMoney Quote:
In 1995, the World Health Organization proposed a similar campaign in Kenya, but the bishops protested, demanding that the vaccine be tested independently. Instead of submitting a sample for testing, WHO stopped the campaign, said Kariuki.
WHO carried out similar vaccination campaigns in Mexico in 1993 and in Nicaragua and the Philippines in 1994.Read the whole thing.