Daily History Challenge

Put These May 13 Events in Order

All four happened on May 13, in different years. Tap them from the oldest to the newest, then check your order. You have 3 tries.

1. Arab–Israeli War: The Kfar Etzion massacre occurs, a day prior to the Israeli Declaration of Independence
2. Montenegrin forces under Grand Duke Mirko Petrović-Njegoš defeat an Ottoman army under Hussein Pasha in the battle of Grahovac
3. With the passage of the Lei Áurea ("Golden Law"), the Empire of Brazil abolishes slavery
4. Forty-nine dismembered bodies are discovered by Mexican authorities on Mexican Federal Highway 40

Tap the oldest event first.