TOKELAU (or Union Islands), a group of three atolls in the Pacific Ocean, about 350 m. N.E. of Samoa, belonging to Britain. Atafu consists of 63 islets, Nukunau of 93 and Fakaafo of 62. They produce little but copra. The natives are all Christians, and in type and speech are akin to the Samoans. They number about 500.