Share This Article 1. The violent purge of the Sturmabteilung (SA) called the Night of the Long Knives was officially called this. Operation Helga Operation Hummingbird Operation Switchblade Operation Watch on the Danube 2. At the Battle of the Ia Drang, LTC Hal Moore commanded this battalion. 1st Battalion, 7th Cavalry 1st Battalion 2nd Armored Cavalry 1st Battalion, 75th Rangers 2nd Battalion, 197th Infantry 3. In 1880, Wyatt Earp was appointed to this law enforcement position in Tombstone, Arizona. City Police Chief Deputy County Sheriff Deputy US Marshall Town Sheriff Loading …