Complex sentence: The Chanak Crisis, also called the Chanak Affair and the Chanak Incident, was the threatened attack in September 1922 by Turkish troops on British and French troops stationed near Çanakkale (Chanak) to guard the Dardanelles neutral zone.
Split into simpler sentences: The Chanak Crisis, also called the Chanak Affair and the Chanak Incident, was a war scare in September 1922 between Britain and Turkey. It was caused by Turkish threats against British and French troops stationed near Çanakkale (Chanak) to guard the Dardanelles neutral zone.