Complex sentence: Edward's brother, King George VI, became the first reigning monarch to visit British Columbia when in 1939 he and his wife, Queen Elizabeth, stopped in Vancouver, Victoria, and a number of other smaller communities.
Split into simpler sentences: Edward's brother, King George VI, and Queen Elizabeth came to British Columbia in 1939, making George the first reigning monarch to visit the province. The royal party stopped in Vancouver, Victoria, and a number of other smaller communities.