During the mid 1st century AD, the Zarubintsy and Lukashevka cultures came to an end in their true form, possibly due to Sarmatian invasions and perturbations of central European trade due to Caesar's invasion of Gaul ( the ' heart ' of the La Tene culture ).

During the Cretan summer, average temperatures reach the high 20s-low 30s Celsius ( mid 80s to mid 90s Fahrenheit ), with maxima touching the upper 30s-mid 40s.

During the mid 1830s, he attended the Salotto Maffei salons in Milan, hosted by Clara Maffei.

During the mid to late 1980s, Microsoft and IBM had cooperatively been developing OS / 2 as a successor to DOS.

During the mid 1860s he was the main proponent of isolationism and the instrument of the persecution of native and foreign Catholics.

During the mid to late 1990s, " the launch of each successive round of technology it's been expected to occupy a headlining position ", with the Quake III engine being most widely adopted of their engines.

During the dry season, the temperature rises dramatically in the second half of March, spiking to well over in some areas by mid April when the Sun passes the Zenith.

During the Balkans turmoil in the mid 1990s, the city experienced dramatic events such as the unfolding of the 1997 unrest in Albania, and a failed coup d ' etat on 14 September 1998.

During the mid 1980s and into the early 1990s, this membership category was called an " instant " membership ; currently these are referred to as " signature members ".

During the mid to late 1980s this was the dominant 10 Mbit / s Ethernet standard, but due to the immense demand for high speed networking, the low cost of Category 5 Ethernet cable, and the popularity of 802. 11 wireless networks, both 10BASE2 and 10BASE5 have become increasingly obsolete, but still exist in some locations.

* During the mid 20th century, barbershop quartets began experimenting with combining larger ensembles together into choruses which sing barbershop music in 4 parts, often with staging, choreography and costumes.

During the mid 1920s, he was trained to become a psychoanalyst through Frieda Reichmann's psychoanalytic sanatorium in Heidelberg.

During the mid 1990s, Oakland experienced an improved economy compared to previous decades, with new downtown land development such as a $ 140 million state government center project, a $ 101 million city office building, and a 12-story office building for the University of California, Office of the President.

During the mid 1950s, Unwin did about a dozen of these shows and in the process met agent Johnnie Riscoe and daughter Patsy who were to become his managers for the rest of his career.

During the mid to late 1970s David Stirling created a secret organisation designed to undermine trade unionism from within.

During the mid ' 90s she began to appear in soap operas and left Garibaldi to pursue a solo career.

During the early and mid 1990s, Washington starred in several successful thrillers, including The Pelican Brief and Crimson Tide, as well as in comedy Much Ado About Nothing and alongside Whitney Houston in the romantic drama The Preacher's Wife.

During the mid to late 30 ’ s, the Federal Government had a program for financing the building of local water systems.

During the mid to late 1970s, the local community became concerned over the high incidence of childhood leukemia and other illnesses, particularly in the Pine Street area of east Woburn.

During the mid to late 1880s, Manchester was the home of Michigan Lutheran Seminary.

During the massive demobilization in the mid 1940s, the base closed and most of the buildings were abandoned.

During the mid 1950s and into the 1960s, CHS was a Class AAA competitor in the formidable Western Pennsylvania Interscholastic Athletic League ( WPIAL ), playing against high schools in other mill towns up and down the Monongahela River Valley.

During the mid 19th century, the Union Canal at Swatara Creek was an important factor in the development of the local economy, promoting trade and transportation.

During the 18th century, again, at Hyderabad ( Sind ), two envoys, sent by the Jodhpur chief in regard to a quarrel between the two states, stabbed the prince and twenty-six of his suite before they themselves fell.

During the 18th century there were many innovations in the design of timber bridges by Hans Ulrich, Johannes Grubenmann, and others.

During the 18th century, systems of classification were developed that are comparable to diagnostic keys, where taxa are artificially grouped in pairs.

During its lone Major League season, the team played at Lloyd Street Grounds, between 16th and 18th Streets in Milwaukee.

During much of the 18th century, Ouaddai resisted reincorporation into Darfur.

During the 17th and 18th centuries coin collecting remained a pursuit of the well-to-do.

During the 18th century, jewelers began making pieces with inexpensive glass.

In 1704 like the rest of the tercios, the Spanish dragoons were reorganised into regiments by Felipe V. During the 18th century several additional regiments of dragoons were created in the Spanish Americas, some of them to function as a police force.

During the 17th and 18th centuries, Easter Island experienced severe erosion due to deforestation and unsustainable agricultural practices.

During the 18th and 19th centuries Emsworth was still a busy little port.

During the 18th and 19th centuries, French cuisine assimilated many new food items from the New World.

During the 18th century gunpowder factories became increasingly dependent on mechanical energy.

During his lifetime and the later half of the 18th century Telemann was very highly regarded by colleagues and critics alike.

During most of the 18th century Spain had arrested its relative decline of the latter part of the 17th century.

During the 18th century, Dutch microscopist Antonie van Leeuwenhoek ( 1632 – 1723 ) discovered " animalcules " in the sperm of humans and other animals.

During the late 18th century and early 19th century, there was considerable social upheaval as a largely agrarian society was transformed by technological advances and increasing mechanization, which was the Industrial Revolution.

During the later part of the 18th century, the Commonwealth attempted fundamental internal reforms.

During the 17th and 18th centuries, not much is known about Bornu.

During the 18th century, it became a center of Islamic learning.

During the late 18th century it gradually disappeared from the musical scene with the rise of the fortepiano.

Many Irish servicemen, particularly sailors, settled in Britain: During the 18th and 19th century a third of the Army and Royal Navy were Irish.

During the 18th century, Dutch East India Company possessions were increasingly focused on the East Indies.

During the Molotov – Ribbentrop Pact negotiations, Ribbentrop was overjoyed by a report from his Ambassador in Moscow, Count Friedrich Werner von der Schulenburg, of a speech by the Soviet leader Joseph Stalin before the 18th Party Congress in March 1939 that was strongly anti-Western, which Schulenburg reported meant that the Soviet Union might be seeking an accord with Germany.

During the 17th and 18th centuries, processed maple sap was used primarily as a source of concentrated sugar, in both liquid and crystallized-solid form, as cane sugar had to be imported from the West Indies.

During the 18th century, the relation of a mile of 6000 ( geometric ) feet, or a minute of arc on the earth surface had been advanced as a universal measure for land and sea.