Complex sentence: In 1963, the 11-year intercommunal violence between Greek Cypriots and Turkish Cypriots started, which almost sparked a war in 1964 between Turkey and Greece that was avoided through the last minute intermediation of U.S. President Lyndon B. Johnson.
Split into simpler sentences: In 1963, the 11-year intercommunal violence between Greek Cypriots and Turkish Cypriots started, which almost sparked a war in 1964 between Turkey and Greece. This was avoided through the last minute intermediation of U.S. President Lyndon B. Johnson.