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 period 1904 to 1922, Paraguay had fifteen presidents.

During the 1960s and 1970s, the main foreign influences on Paraguay were Brazil and the United States.

During the reign of José Gaspar Rodríguez de Francia, the first consul of Paraguay from 1811 to 1840, he imposed a law that no Spaniard may intermarry, and that they may only wed blacks, mulattoes or Indians.

During Stroessner's rule, no Communist nations had embassies in Paraguay, with the sole exception of non-aligned Yugoslavia.

During the The Broken Ear, San Theodoros and its hostile neighbor Nuevo Rico go to war over the area of Gran Chapo ( grand chapeau, " Big Hat ") in 1937 – an allusion to the Chaco War fought by Bolivia and Paraguay over Gran Chaco from 1932-1935.

During the 1990s the weevil spread to Paraguay and Argentina.

During the 20th and this century many of its words have gone to neighboring countries like Chile and Paraguay, because immigrants from those countries are living in Argentina.

During the World Cup, Chilavert made an error against Spain as Paraguay lost 3 – 1.

During his presidency, Argentina conducted an unpopular war against Paraguay ; at the same time, people were displeased with him for not fighting for the Straits of Magellan from Chile.

During the two decades 1990 to 2010 Paraguay had one of the highest deforestation rates worldwide.

During the governments of Francia and López, the populating process got stronger and the north area of Paraguay became a territory dedicated to cattle.

During his rule, he encouraged a free market program, participated in the Brady bonds plan to alleviate foreign debt obligations, and was a co-founder of the Mercosur, along with the presidents of Paraguay, Brazil, and Argentina, which took effect in the Treaty of Asunción on 1991.

During the hostilities between the Argentine Confederation and Buenos Aires, he patrolled the Rivers of Paraguay and the Río de la Plata.

During the qualification campaign for the 2010 FIFA World Cup, Santa Cruz had scored three goals for Paraguay.

During that battle, the troops of Paraguay ( at that time a Spanish colony ) were abandoned by the Spanish Governor but continued to be led by the Paraguayan officials, who led them to a great victory against the Porteños troops.

During the course of those years, it broke colonial ties with Spain, waged a civil war to define its organization and wars with Brazil, Paraguay, Britain and France.

During Semana Santa the city is the site of a large fishing tournament and competition that attracts participants and spectators from all over Paraguay and Northern Argentina.

During his government, Paraguay took possession of the territory of Chaco granted by the arbitration verdict of the president of the United States Rutherford Hayes, proceeded to the renovation of the Palace of Lopez, new colonies ware founded and it was made possible the arrival of 1723 immigrants in the country.

During the government of President Aceval, Paraguay participated in the Universal Exhibition in Paris, were created the National Council on Education, the Directorate General of Schools and the National Council of Hygiene.

During his government came the first cars to Paraguay ; happened and so remembered the famous duel between Carlos Garcia and Freire Gomes Esteves, where Garcia died, was a good time for the country's economy was founded important industrial and commercial enterprises ; were purchased the libraries Henry Solano Lopez and Blas Garay, built the Military Hospital, several streets were paved ; declared imprescriptible land tax and municipal approving the statutes of the Society of Friends Education ", etc ..

During his government some forts were founded in Chaco, the Caballero State was acquired, the municipal constitutional law was modified, the colony Nueva Colombia was founded, the project for postal charges to United States was approved, Paraguay was invited to participate in the International Rural Congress of Peoria ( Illinois, USA ).