The Saros number (http://sunearth.gsfc.nasa.gov/eclipse/SEsaros/SEsaros1-175.html) of the solar eclipse series which began on -2557July 1 and ended on -1223 September 8. The duration of Saros series 15 was 1334.2 years, and it contained 75 solar eclipses.
The Saros number (http://sunearth.gsfc.nasa.gov/eclipse/LEsaros/LEsaros1-175.html) of the lunar eclipse series which began on -2219April 30 and ended on -921 June 19. The duration of Saros series 15 was 1298.1 years, and it contained 73 lunar eclipses.
The 15th dropped 303,842 tons of bombs on enemy targets in 12 countries of Europe, including military installations in eight capital cities.
Ploesti was protected by 150 first class fighters and 250 heavy flak guns when the 15th, with the cooperation of the RAF 205th Group of night bombers, began a series of attacks against it on April 5.
The 15th followed up the Ploesti attacks by dropping 10,000 tons of bombs in attacks on three synthetic oil plants in Silesia and one in Poland, reducing their combined production by February of 1945 to 20% of what it was in June of 1944.
The 15th fought in the capture of Toronto and Fort George in April and May 1813, and covered the retreat of militia troops from Fort George in December 1813.
The 15th Infantry was reactivated on 3 May 1861 with headquarters in Newport Barracks, KY. Before the end of the Civil War, the regiment fought 22 major engagements, including Chattanooga, Chickamauga, Murfreesborough, and Atlanta.
When the 15th returned to the U.S. in 1907, it was assigned to Fort Douglas, UT. In November 1911, however, the 2nd Battalion returned to Tientsin, China, as part of the international peace-keeping mission designed to protect civilians during the Chinese Revolution.