During this precarious period of development the mother should continue to influence the growth of the child's conscience.

During the period from 1 July 1960 through 31 January 1961, additional research affiliations were effected with the U. S. Army Medical Research and Development Command to conduct research in procedures for quantitative electron microscopy, and for the study of biophysical and biological studies of the structure and function of ocular tissue.

During this period, a total of 762 exhibits were presented at 442 medical and scientific meetings.

During the period of this report, 37,470 new cases were entered into the various registries.

During this period, 7,827 teaching sets were distributed on loan.

During the period of this report, 63 panel exhibits depicting the latest developments in medical research were displayed.

During the period, the laboratory rendered centralized macropathological service to qualified requesters.

During the period from 1 July 1960 through 31 January 1961, the Medical Museum was required to move to Temporary Building `` S '' on the Mall from Chase Hall.

During the period of about 4 hours around sunset, skywave transmission conditions are building up until full nighttime conditions prevail ; ;

During the Civil War period Mr. Brown also invented the Brown & Sharpe formed tooth gear cutter, a basic invention which ultimately revolutionized the world's gear manufacturing industry by changing its basic economics.

During this period 7,484,268 members were received, yet the net membership now is only 9,910,741.

During the period of the Iberian Union ( 1580 – 1640 ), Portugal lost influence and power and made new enemies.

During the Romantic period, art came to be seen as " a special faculty of the human mind to be classified with religion and science ".< ref >

During the same period the Georgian states of Colchis and Tabal arose around the Black Sea and central Anatolia respectively.

During this same period, slave-holding border states had more free African-Americans and European immigrants than the lower South, which increased Southern fears that slavery was threatened with rapid extinction in this area.

During this period he published 18 plays and 3 novels, including the murder mystery The Red House Mystery ( 1922 ).

During this period winter sports were slowly introduced: in 1882 the first figure skating championship was held in St. Moritz, and downhill skiing became a trendy sport with English visitors early in the 20th century, as the first ski-lift was installed in 1908 above Grindelwald.

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 the first 11 months of 2006, net imports grew by 21 percent to $ 1. 95 billion, while exports stood at $ 895 million, up 0. 3 percent from the same period in 2005.

During the first 11 months of 2006, the European Union remained Armenia's largest trading partner, accounting for 34. 4 percent of its $ 2. 85 billion commercial exchange during the 11-month period.

During January – February 2007, Armenia ’ s trade with Russia and other former Soviet republics was $ 205. 6 million ( double the amount from the same period the previous year ), making them the country ’ s number one trading partner.

During this period, spectator attendances dropped and media condemnation increased, but Simpson and Lawry flatly disregarded the public dissatisfaction.

During the Tokugawa period ( 1600 – 1868 ) the Ainu became increasingly involved in trade with Japanese who controlled the southern portion of the island that is now called Hokkaido.

During this period Agamemnon and his brother, Menelaus, took refuge with Tyndareus, King of Sparta.

During the Akkadian period, the Akkadian language became the lingua franca of the Middle East, and was officially used for administration, although the Sumerian language remained as a spoken and literary language.

During the second half of the 19th century, the armies of a number of nations besides Russia ( including Colombia, Chile, Mexico, Portugal, Norway, and Sweden ) adopted the Pickelhaube or something very similar.

During the 1960s, the Colombian government effected a policy of Accelerated Economic Development ( AED ), the agribusiness plan of Lauchlin Currie, a Canadian-born U. S. economist who owned ranching land in Colombia.

During this decade, the peaceful transfer of power through elections first occurred in Mexico, Indonesia, Taiwan, Colombia, and several other countries.

During his lifetime, he led Venezuela, Colombia ( including Panama at the time ), Ecuador, Peru, and Bolivia to independence, and helped lay the foundations for democratic ideology in much of Latin America.

During the 1980s, Hispanic and Caribbean immigrants from countries such as El Salvador, Mexico, Guatemala, Colombia, Bolivia, Peru, Jamaica and elsewhere in the West Indies led a new wave of migration into the community.

During mid-2003 Villepin organized the Opération 14 juillet that attempted to rescue his former student, Ingrid Betancourt, who was being held by FARC rebels in Colombia.

During this time, he also visited countries in Latin America such as: Argentina, Brazil, Uruguay, Colombia, Peru, Ecuador, and Venezuela ; places where he delivered important speeches on international issues.

During the Gran Colombia period in 1824 received the name of " Zulia Department " honoring the Zulia River.

During a warm-up match against Colombia, where both Boruc and Tomasz Kuszczak were at fault for each of the goals in a 1 – 2 home defeat, the angered Polish fans started to chant Dudek's name as a reminder of what they perceived as a mistake by Janas to drop him.

During the 2002 World Cup qualifying games, Brazil's poor form saw the team being booed by the Brazilian crowds, and in the 1 – 0 win against Colombia in November 2000, Rivaldo was booed so heavily that he threatened to retire from playing for his country.

During the nineties, countries like Mexico, Argentina, Malaysia, Turkey, Colombia, Indonesia, Korea and Peru all experienced boom – bust cycles with the consequent collapse in GDP, consumption, non-tradable output sector contraction, capital flow reversals, limited or costly access to capital markets and sharp real exchange rate fluctuations.

During his term as President he established diplomatic relations with the United Kingdom, the United States, the Federal Republic of Central America, and Gran Colombia.

During a trip in 2007, Farr spoke in front of the Colombian Congress and was awarded the Orden del Congreso de Colombia.

During the mid-20th century, Colombian musicians such as Pacho Galán and Lucho Bermúdez created a more refined form of Cumbia that became very popular throughout Colombia and the rest of Latin America.

During the 1940s, Colombia started to develop its tourist industry having as main attraction the Caribbean coastal city of Santa Marta and the Magdalena river basin main towns, which also had a flourishing economy and an important flow of immigrants from Europe and the Middle East due to World War II.

During 1826, internal divisions had sparked dissent throughout the nation and regional uprisings erupted in Venezuela, and Gran Colombia appeared to be on the verge of collapse.

During his second administration, Rafael Núñez sponsored, championed and enacted a mayor and fundamental overhaul of the nation ’ s political structure, which ended with the adoption and enactment of the new Constitution of the Republic of Colombia, which came to be known as the Constitution of 1886.

During RIMPAC 2010, over 40 naval personnel from Singapore, Japan, Australia, Chile, Peru, and Colombia managed combat exercises while serving aboard the Ronald Reagan ( pictured ).

During and following the La Violencia civil war that erupted in Colombia from the late 1940s to the mid-1950s, the communists developed organic links to several liberal guerrilla and irregular rural forces, most of whom nominally depended on the official Colombian Liberal Party and eventually demobilized by the end of that period.

During his administration, Colombia reached the highest level of coffee exports in number of bags and as a percentage of the gross domestic product ( GDP ).

During his presidency on April 9, 1948 the liberal leader Jorge Eliécer Gaitán was running for the presidency of Colombia for a second time, this time Gaitán had won his party's primaries and had a large support from the masses when he was assassinated in confusing circumstances by Juan Roa.

* During the 1994 FIFA World Cup, Colombian football ( soccer ) player Andrés Escobar accidentally scored an own goal in a match against the United States, a match which Colombia lost 2 – 1.

During the events of the Thousand Days War and following her mother's death, Maria sought out the protection of her mother's friend, General Rafael Uribe Uribe, to escape Colombia.

During the 1980s Colombia went under critical siege by violent drug cartels, specially the Medellín Cartel that had gained a great amount of influence by bribing or killing officials.