Three worldwide (pandemic) outbreaks of influenza. occurred in the 20th century: in 1918, 1957, and 1968. The. latter 2 were in the era of modern virology and most thor-. oughly characterized. All 3 have been informally identified. by their presumed sites of origin as Spanish, Asian, and.
Just south of the Vietnam Veterans Memorial Wall is the Vietnam Womenâs Memorial, which serves to commemorate the 265,000 women that served in the Vietnam War, many of whom worked as nurses.
The Vietnam Veterans Memorial is a black granite wall that spans 245.75 feet east-to-west and is a tad bit over 10 feet tall at the tallest point (in the middle and for the ne â¦ xt, approximately, 40 feet) and around one-third of a foot at the shortest point (at the ends of the wall).he Vietnam Veterans Memorial is a black granite wall that spans 245.75 feet east-to-west and is a tad bit over 10 feet tall at the tallest point (in the middle and for the ne â¦ xt, approximately, 40 feet) and around one-third of a foot at the shortest point (at the ends of the wall).