REVOLUTION Widespread social unrest troubled China and Russia during the late 1800s and early 1900s. Eventually revolutions erupted.
POWER AND AUTHORITY New nations appeared during the 1920s and 1930s in the former Ottoman Empire in Southwest Asia. These nations adopted a variety of government styles—from a republic to a monarchy.
EMPIRE BUILDING Nationalist movements in Southwest Asia, India, and China successfully challenged the British, Ottoman, and Chinese Empires.