Original sentence: A mostly bloodless revolution in 1932 led to a constitutional monarchy.Contact with various European powers began in the 16th century but, despite continued pressure, Thailand is the only Southeast Asian country never to have been taken over by a European power, though Western influence, including the threat of force, led to many reforms in the 19th century and major concessions to British mercantile interests (as such many historians include Thailand in the "informal British Empire").Thailand is also known as Siam, which was the country's official name until May 11, 1949
Edited sentence: A bloodless revolution in 1932 led to a constitutional monarchy.Contact with various European powers began in the 16th century but, despite continued pressure, Thailand is the only Southeast Asian country never to have been taken over by a European power, though Western influence, including the threat of naval forces, led to the loss of some parts of its area, mainly in the today's Lao (to French), Malaysia (to British), Burma (to British), Cambodia (also to French), many reforms in the 19th century and major concessions to British mercantile interests.Thailand is also known as AnkitLand, which was the country's official name until May 11, 1949