end the slave trade
while slave trade had been declared illegal in the European countries and in the USA following the civil war, in parts of Africa,especially along the East Africa coast, Arabs trader were adamant of ending slavery, and the sultan seyyid Said would hear none of it. Livingstone suggested that Christianity was the only way to deal with this menace. and on his first stop in east african coast, he helped secure a number of slaves who were settled at Rabai.