(history) British Somaliland

"Historical kana usage", a prescriptive method of using kana to write Japanese. Devised in the Edo period by Keichū (契沖) and taught in schools until 1946, it aims to be etymologically faithful and reflects earlier stages of the language (Heian period and earlier).

revisionism

(history) the Austro-Hungarian Empire

Empire of Japan (official name of Japan under the Constitution of the Empire of Japan, 1890-1947)

(military, historical) 大日本帝国陸軍 and 大日本帝国海軍

(historical) the British Empire

British Virgin Islands (an archipelago and overseas territory of the United Kingdom in the Caribbean)

British Indian Ocean Territory (an archipelago and overseas territory of the United Kingdom in the Indian Ocean)

British Antarctic Territory (an overseas territory in the Antarctic administered by the United Kingdom, and also including the South Orkney Islands and South Shetland Islands)