The Hawaiian Islands were discovered in 1778 by Captain James Cook. The native Hawaiians were Polynesians and worshipped tiki gods. In the decades after Cook's visit the islands were united under one chief and eventually became a Christian kingdom through the help of missionaries. | The Hawaiian Islands were discovered in 1778 by Captain James Cook. The native Hawaiians were Polynesians and worshipped tiki gods. In the decades after Cook's visit the islands were united under one chief and eventually became a Christian kingdom through the help of missionaries. |