Wikiquote (Niels Bohr (October 7, 1885 – November 18, 1962) was a Danish physicist who made foundational contributions to understanding atomic structure and quantum mechanics, for which he received the Nobel Prize in Physics in 1922. Bohr was also a philosopher and a promoter of research in science.)
Wikipedia Photo: Ancient Egypt; ● Giza Pyramids ● Great Sphinx ● Abu Simbel Temples Egypt, credit National Geographic ● Egyptian King Tutankhamun, credit National Geographic ● Beautiful images of Egyptian gods and goddesses adorn tomb walls in the Valley of the Kings - The god Ptah, a creator deity, in the tomb of Ramesses III. ● Abu Simbel Egypt.
Wikipedia Image: Greece satellite image, credit NASA; Acrocorinth, looking north towards the Gulf of Corinth; The Acrocorinth in the background, behind the Temple of Apollo; Temple of Apollo Ancient Corinth; Early morning lightning illuminates the sky over the 2,500-year-old Ancient Parthenon temple, at the Acropolis hill during a heavy rainfall in Athens.
Wikipedia Image: Ottoman Empire Maximal extent with the vassal states of the Ottoman Empire in AD 1590s; Battle of Kosovo (1389); Fall of Constantinople (1453); Sultan Mehmed I Ottoman miniature, 1413-1421; Fall of Constantinople (1453); Siege of Rhodes (1522); Battle of Kosovo (1389); Battle of Mohács (1526).
Wikipedia Photo: Close-Up of the Clock Face of Big Ben Houses of Parliament Westminster London England; The Big Ben and the Houses of Parliament.
Feudalism was a set of legal and military customs in medieval Europe that flourished between the 9th and 15th centuries, which, broadly defined, was a system for structuring society around relationships derived from the holding of land in exchange for service or labour.
Wikipedia Photos: American Indians - Chief Crazy Horse, Tashunca-uitco (1849 - 1877) ● Geronimo Apache Chief (1829 - 1909) ● Indian Chief 'Two Eagles'; Crow Indian Chief ● Snake Cheif ● Band of Chiricahua Apache Indians, followers of legendary renegade Geronimo, attending a peace negotiation after a long struggle against U.S. government attempts to force them onto reservations - Tombstone, Arizona (1886), Life Magazine ● American Horse - Oglala ● Native American Arapaho Indian ● Washakie, Shoshone leader ● Arapaho American Indian Chief. ● Painting: Trail of Tears, American Indian Wars © Christine Chzasz.
Wikipedi Image: Satellite image Cuba, credit: Jeff Schmaltz, MODIS Rapid Response Team, NASA / GSFC; A Catalan satirical drawing published in La Campana de Gràcia (1896), criticizing U.S. behavior regarding Cuba; W. A. Rogers. "The Battle of Desmayo - The Cuban Balaklava" In: Harper's Pictorial History of the War with Spain. Vol. 1. New York: Harper & Brothers Publishers, 1899. NYPL, United States History, Local History and Genealogy Division.
Wikipedia Photo: Bombing of Dresden in World War II; August Schreitmüller's sculpture 'Goodness' surveys Dresden after a firestorm started by Allied bombers in 1945.
USS Bunker Hill was hit by kamikazes piloted by Ensign Kiyoshi Ogawa and another airman on 11 May 1945. 389 personnel were killed or missing from a crew of 2,600; Ensign Kiyoshi Ogawa, who flew his aircraft into the USS Bunker Hill during a Kamikaze mission on 11 May 1945; Kamikaze Missions - Lt Yoshinori Yamaguchi's Yokosuka D4Y3 (Type 33 Suisei) "Judy" in a suicide dive against USS Essex. The dive brakes are extended and the non-self-sealing port wing tank is trailing fuel vapor and/or smoke 25 November 1944.
German V1 flying-bomb and V2 Rockets - Preparations for a Salvo Launch of V-2 Rockets in the Heidelager near Blizna (Poland) (1944), credit German History in Documents and Images GHDI.
Eastern Front (World War II); Germans race towards Stalingrad. August 1942; Soviet children during a German air raid in the first days of the war, June 1941, by RIA Novosti archive; Soviet sniper Roza Shanina in 1944. About 400,000 Soviet women served in front-line duty units Caucasus Mountains, winter 1942/43; Finnish ski patrol: the invisible enemy of the Soviet Army with an unlimited supply of skis; Men of the German Engineers Corps cross a river which is swollen after the first autumn rains, to strengthen bridges linking the German positions on the central front in Russia. by Keystone / Getty Images. October 1942; Russian snipers fighting on the Leningrad front during a blizzard. Photo by Hulton Archive / Getty Images, 1943; German soldiers surrendering to the Russians in Stalingrad, the soldier holding the white flag of surrender is dressed in white so that there could be no doubt of his intentions, a Russian soldier is on the right of the photograph. by Keystone / Getty Images, January 1943.
Wikipedia The Berlin Wall was a barrier constructed by the German Democratic Republic (GDR, East Germany) starting on 13 August 1961, that completely cut off West Berlin from surrounding East Germany and from East Berlin
Wikipedia Image: Preliminary Determination of Epicenters / Aleppo Syria; Anchorage, Alaska - March 28, 1964 Prince William Sound USA earthquake and tsunami; 8.9 Mega Earthquake Strikes Japan; Tsunami Swirls Japan's Ibaraki Prefecture March 12 2011. credit NOAA / NGDC, NOAA National Geophysical Data Center, USGS, National Geographics.
Wikipedia Photo: Weather Front System; Tornado near Anadarko, Oklahoma; North Dakota Tornado; F3 Category Tornado Swirls Across A South Dakota Prairie by Carsten Peter; A waterspout parallels a lightning strike over Lake Okeechobee in Florida, by Fred K. Smith, National Geographics, Extream Instability.
Wikipedia Photo: Washington Metro train collision; District of Columbia Fire and Emergency workers at the site of a rush-hour collision between two Metro transit trains in northeast Washington, D.C. Monday, credit Associated Press.
Wikipedia Photo: George Eastman holding one of his cameras. Encyclopædia Britannica, Inc.
Wikipedia Photo: Middle East satellite image, NASA. ● Camels are seen early morning on a beach in the Marina area of Dubai October 16, 2008. (Steve Crisp, Reuters) ● A portrait of Syrian President Bashar al-Assad burns during clashes between rebels and Syrian troops in Selehattin, near Aleppo, on July 23, 2012. (Bulent Kilic, AFP / GettyImages) ● Egyptians gather in their thousands in Tahrir Square to mark the one year anniversary of the revolution on Jan. 25, 2012 in Cairo Egypt. Tens of thousands have gathered in the square on the first anniversary of the Arab uprising which toppled President Hosni Mubarak. (Jeff J Mitchell, Getty Images) ● Black smoke rises above the Tehran skyline as supporters of Mir Hossein Mousavi burn tires and other material in the streets as they fight running battles with police to protest the declared results of the Iranian presidential election in Tehran, Iran, Saturday, June 13, 2009. (Ben Curtis, AP) ● The Iron Dome defense system fires to interecpt incoming missiles from Gaza in the port town of Ashdod, Thursday, Nov. 15, 2012. (Tsafrir Abayov, AP)