Stanley and Livingstone Colonel Grimes tells two peace commissioners sent from Washington DC that he cannot permit them to try to contact the Indians of the Wyoming Territory of 1870, as it would be suicidal, only to have Stanley emerge from the wilderness, escorted by a band of the natives and his guide, Jeff Slocum (Walter Brennan). When Stanley returns to New York City, his employer, "New York Herald" publisher James Gordon Bennett, Jr., gives him another near-impossible assignment. The "London Globe" has announced that an expedition headed by Gareth Tyce (Richard Greene), the son of the "Globe"s publisher, Lord Tyce (Charles Coburn),
David Livingstone had to eat his meals in a roped-off enclosure for the entertainment of the locals in return for food. On 15 July 1871, he witnessed around 400 Africans being massacred by slavers while visiting Nyangwe on the banks of the Lualaba River. The massacre horrified Livingstone, leaving him too shattered to continue his mission to find the source of the Nile. Following the end of the wet season, he travelled from Nyangwe back to Ujiji, an Arab settlement on the eastern shore of Lake Tanganyika – violently ill most of the way – arriving on 23 October 1871. Livingstone was