-Barrel Roll: Described as a "combination of loop and a roll", this aerial maneuver requires a pilot to accomplish a complete rotation on both its longitudinal and lateral axes, but still maintaining its original direction.
-1940s: Blue Angels began to thrill its spectators with low-flying maneuvers performed in tight formations. And this team's trademark "Diamond Formation" was introduced during this time.
-1950s~1960s: The team added a sixth aircraft to the flight demonstration. The number remains the same ever since.
-1970s~2000s: The Blue Angel celebrated their sixtieth anniversary.
-2010s: The first female pilot joined the Blue Angels.
American Civil War fought from 1861 to 1865. During the Civil War, many deadly weapons were available for the first time, which made it "the first modern war". The Civil War was terrible that brother was against brother. Here we have 17 photos about the scariest facts.