original: 1268 - King Stephen V of Hungary launches a war against Bulgaria.
simplifications: King Stephen V of Hungary launches a war against Bulgaria in 1268. King Stephen V of Hungary starts a war with Bulgaria in 1268. Bulgaria was attacked by King Stephen V in 1268. King Stephen V of Hungary goes to war against Bulgaria in 1268. 1268 - King Stephen V of Hungary starts a war against Bulgaria. 1268 - King Stephen V of Hungary started a war against Bulgaria. In 1268, King Stephen V started a war against Bulgaria. 1268-King Stephen V of Hungary wars with Bulgaria. King Stephen V of Hungary starts a war against Bulgaria in 1268. King Stephan V of Hungary started war against Bulgaria in 1268.