During the war, we set up schools for the teaching of psychological warfare, which included the teaching of propaganda, both black and white and the various shades of grey in between.

During the war it was in constant use by the wagon trains transporting supplies from the railhead at Grafton to the troops operating in the interior.

During the five-month lull, civil war smoldered and flickered throughout the Congo.

During the war, Congress exercised an unprecedented level of political, diplomatic, military and economic authority.

During Angola's civil war Cuban forces fought to install a Marxist-Leninist MPLA-PT government, against Western-backed UNITA and FLNA guerrillas and the South-African army.

During the war, the Azeri armed forces were also aided by Turkish military advisers, and Russian, Ukrainian, Chechen and Afghan mercenaries.

During his short reign, peace was established both at home and abroad, finances were well regulated, and the various administrative services were placed on a basis that afterwards enabled Spain to pass through the disastrous war with the United States without the threat of a revolution.

During his reign, Spain lost its last colonies in the Americas ( Cuba and Puerto Rico ) and the Philippines ; fought and, after several setbacks, won a war in Morocco ; witnessed the start of the Spanish Generation of 1927, and endured the dictatorship of Miguel Primo de Rivera.

During the civil war following the death of Eric III of Denmark in 1146, Absalon travelled abroad to study theology in Paris, while Esbern fought for Valdemar's ascension to the throne.

During the Danish civil war, Denmark had been open to coastal raids by the Wends.

During the Hellenistic and Roman periods, many of the existing buildings in the area of the Acropolis were repaired, due to damage from age, and occasionally, war.

During the war years aircraft components were produced.

During the 1st World War British prisoners of war who had been captured at Gallipoli were housed here in an empty Armenian church at the foot of the rock.

During the 1917 Russian Revolution, Nimzowitsch was in the Baltic war zone.

During the war, Nin sent her books to Frances Steloff of the Gotham Book Mart in New York for safekeeping.

During the Civil War, the Confederate army established Camp Sumter to house incoming Union prisoners of war.

During the war, Pakistan supported Bosnia while providing technical and military support to Bosnia.

During the Civil war, soldiers from different parts of the United States played baseball together, leading to a more unified national version of the sport.

During the Japanese occupation, the Dayaks played a role in guerilla warfare against the occupying forces, particularly in the Kapit Division, where headhunting was temporarily revived towards the end of the war.

During the First World War, on the Western front, the two sides had been locked in a trench war, where kill zones by overlapping fire of machine guns and barbed wire prevented either side from breaking through.

During the war, the Condor Legion undertook the bombing of Guernica which had a tremendous psychological effect on the populations of Europe.

During the First World War the German army used horses for logistics, 1. 4 million of them, in the 1939 – 45 war it used 2. 7 million horses.

During World War II, the company diverted several resources to support the war effort and relinquished its West Coast markets to conserve rail car space.

During the war, an Army base, Camp Ashby, was temporarily sited in Berkeley.

During the 1892 – 1894 war between the Congo Free State and the Swahili-Arab city-states of Nyangwe and Kasongo in Eastern Congo, there were reports of widespread cannibalization of the bodies of defeated Arab combatants by the Batetela allies of Belgian commander Francis Dhanis.

During the post-World War I period ski-lifts were built in Swiss and Austrian towns to accommodate winter visitors, but summer tourism continued to be important ; by the mid-20th century the popularity of downhill skiing increased greatly as it became more accessible and in the 1970s several new villages were built in France devoted almost exclusively to skiing, such a Les Menuires.

During his honeymoon in the Harz mountains, Cantor spent much time in mathematical discussions with Richard Dedekind, whom he had met two years earlier while on Swiss holiday.

During the Thirty Years ' War, Switzerland was a relative " oasis of peace and prosperity " ( Grimmelshausen ) in war-torn Europe, mostly because all major powers in Europe depended on Swiss mercenaries, and would not let Switzerland fall in the hands of one of their rivals.

During World War Two, the Swiss franc was the only remaining major freely convertible currency in the world, and both the Allies and the Germans sold large amounts of gold to the Swiss National Bank.

The practice of civilian duelling, with specifically designed civilian swords such as the Italian Cinquedea and Swiss Baselard, became so popular that according to one scholar: " In France during the reign of Henry IV ( 1589 – 1610 ), more than 4, 000 French aristocrats were killed in duels in an eighteen-year period ... During the reign of Louis XIII ( 1610 – 1643 )... in a twenty-year period 8, 000 pardons were issued for murders associated with duels.

During the Rococo era Portraiture was an important component of painting in all countries, but especially in Great Britain, where the leaders were William Hogarth ( 1697 – 1764 ), in a blunt realist style, and Francis Hayman ( 1708 – 1776 ), Angelica Kauffman who was Swiss, ( 1741 – 1807 ), Thomas Gainsborough and Joshua Reynolds ( 1723 – 1792 ), in more flattering styles influenced by Antony Van Dyck ( 1599 – 1641 ).

During his Swiss years, when he may have visited Italy, Holbein added an Italian element to his stylistic vocabulary.

During his career, he won no less than 14 Swiss Allround Championships.

During 19th century foreign industries start settling in Salerno: in 1830 a first textile mill was established by the Swiss enterpreneur Züblin Vonwiller, followed by Schlaepfer-Wenner's textile mills and dye factories ; the Wenner family settled permanently in Salerno

During the Swiss Tour de Sol in the early 1990s, several C5s were solarised and modified to provide more range and speed.

During the Napoleonic Wars, many Ticinesi ( as was the case for other Swiss ) served in Swiss military units allied with the French.

During this time, the Swiss Consul to the United States visited Marsh's Mount Washington Cog Railway and reported back with enthusiasm to the Swiss government.

During the 17th and 18th centuries the Swiss Guards maintained a reputation for discipline and steadiness in both peacetime service and foreign campaigning.

During World War I, Muck ( born in Germany but a Swiss citizen since childhood ), was arrested, shortly before a performance of the St. Matthew Passion, and interned in a prison camp without trial or charge until the end of the war, when he was deported.

During the Second World War, he was responsible of the Swiss programme to reduce food imports and increase agricultural production, which consisted mainly in extending the cultivation area, and reducing meat production in favour of cereals production.

During the following forty years, five nearby cities ( Lucerne in 1332, Zürich in 1351, Glarus and Zug in 1352 and Bern in 1353 ) joined the Pact and began the Growth of the Old Swiss Confederacy.

During this period Schwyz showed one of the highest growth rates among the Swiss cantons.

During his stay in Madrid, Marti frequented the Ateneo and the National Library, the Café de los Artistas, and the British, Swiss and Iberian breweries.

During the initial public offering of advertising giant Dentsu, in December 2001, a trader at UBS Warburg, the Swiss investment bank, sent an order to sell 610, 000 shares in this company at ¥ 1 each, while he intended to sell 1 share at ¥ 610, 000.

During the war, the bank's traditional business fell off and the Swiss government became their largest clients.

During his childhood, Fish attended Chateau de Lancy, a Swiss school near Geneva, which his father also attended in 1860 ; there, the younger Fish learned French and played soccer.

During the War the Swiss began development on an Enigma improvement which became the NEMA machine which was put into service after WWII.