Since 1991, several thousand students from 21 countries have come to Achill to study and participate in ongoing excavations.

Since the dissolution of the Soviet Union, beginning on 23 September 1991 the official name of the nation has been the Republic of Armenia ( Armenian: Hayastani Hanrapetut ' yun ).

Since the implosion of the USSR in December 1991, Armenia has switched to small-scale agriculture away from the large agroindustrial complexes of the Soviet era.

Since gaining independence in 1991, hundreds of thousands of Armenia's residents have gone abroad, mainly to Russia, in search of work.

Since 1991, Croatia's death rate has continuously exceeded its birth rate ; the natural growth rate of the population is currently negative.

Since the start of the " Special Period " in 1991 ( energy shortages caused by the loss of the Soviet Union as a trading partner ), hitchhiking and carpooling have become important parts of Cuba's transportation system and society in general.

Since being liberalized in 1991, the Colombian telecommunications sector has added new services, expanded coverage, improved efficiency, and lowered costs.

Since 1991, the two countries have signed over 39 protocols agreements.

Since 1991, Dartmouth students have been required to own a personal computer.

Since 1991, Ethiopia has established warm relations with the United States and western Europe and has sought substantial economic aid from Western countries and World Bank.

Since 1991, Ethiopia has established warm relations with the United States and western Europe and has sought substantial economic aid from Western countries and the World Bank.

Since 1991, the two countries have signed over 39 protocol agreements.

( 1991 ) China's Bloody Century: Genocide and Mass Murder Since 1900.

Since the 1991 coup, tourism has recovered slowly.

Since 1991, Lithuanian voters have shifted from right to left and back again, swinging between the Conservatives, led by Vytautas Landsbergis, and the ( formerly Communist ) Democratic Labour Party of Lithuania, led by president Algirdas Brazauskas.

Since August 19, 1991, Romania has an embassy in Luxembourg City.

Since 1991, the CBC and Radio Canada, its Francophone counterpart, are governed by the Broadcasting Act.

Since then, it has undergone seven revisions, in 1990 ( London ), 1991 ( Nairobi ), 1992 ( Copenhagen ), 1993 ( Bangkok ), 1995 ( Vienna ), 1997 ( Montreal ), and 1999 ( Beijing ).

Since 1991, only 100 kilometers of motorway have been constructed in the entire country, of which only 26 km lie within the Randstad metropolitan area.

Since Major's election as leader, Kinnock spent the end of 1990 and most of 1991 putting pressure on Major to hold the election that year, but Major had held out and insisted that there would be no general election in 1991.

Since the collapse of the Soviet Union on 31 December 1991, privately owned Russia-based multinational corporations, including producers of petroleum, natural gas, and metal have, in the view of some analysts, become oligarchs.

Biographical Dictionary of the Extreme Right Since 1890, 1991.

Since gaining its independence with the collapse of the Soviet Union at the end of 1991, Russia has faced serious challenges in its efforts to forge a political system to follow nearly seventy-five years of Soviet rule.

Since Roddenberry's death in 1991 and the consequent firing of Richard H. Arnold ( who vetted the licensed tie-ins for Roddenberry's " Star Trek Office " at Paramount during its later years ), there have been several references to the animated series in the various live-action series.

During a 1935 – 1942 colonization attempt, the island was most likely on Hawaii time, which was then 10. 5 hours behind UTC .< ref > Since it is uninhabited the island's time zone is unspecified, but it lies within a nautical time zone 12 hours behind UTC.

Since the beginning of Norman rule in the 12th century, the city has functioned as the capital in varying geopolitical entities: Lordship of Ireland ( 1171 – 1541 ), Kingdom of Ireland ( 1541 – 1800 ), island as part of the United Kingdom of Great Britain and Ireland ( 1801 – 1922 ), and the Irish Republic ( 1919 – 1922 ).

Since September 11, 2001, the island is guarded by patrols of the United States Park Police Marine Patrol Unit.

Since the island is close to Africa, many illegal immigrants try to enter the European Union through it, by a dangerous boat trip from Morocco.

Since the southwestern half of the island lies in the rain shadow of the mountains, it has a semiarid climate and receives fewer than of rainfall annually.

Since the age of the dinosaurs, as the island moved north due to the effects of continental drift, some geologists assert that it may have been fully submerged at various intervals.

Since only a very limited number of Dutch citizens were allowed on this island, the posts of physician and scientist had to be combined.

Since the foreigners were driven from the island empire, explains the Reciter, there has been nothing to threaten the changeless cycle of their days.

Since 1997 Sardinian has been an official language on the island, together with other languages spoken there.

Since rain is rare on the island from mid-spring till mid-autumn, many plants depend on the scant moisture provided by the common, early morning fog condensing on the ground as dew.

Since then, wind and wave erosion have caused the island to steadily diminish in size: as of 2002, its surface area was.

Since Turkey's invasion and continued occupation of Cyprus in 1974, following ethnic clashes and turmoil on the island, an administration recognized by Turkey only was declared in 1983 – the Turkish Republic of Northern Cyprus.

Since 960s the island had been under Muslim rule as the Emirate of Sicily, a state of the Fatimid Caliphate.

Since the epidemic, Tinta Negra Mole and Complexa are the workhorse varieties on the island, and are found in various concentrations in many blends and vintage wines.

Since the water level of the lake can vary greatly between years, what may be considered an island in a high water year may be considered a peninsula in another, or an island in a low water year may be covered during another year.

Since the European exploration of the world, the " discovery " of every continent, island, and geographical feature, for the European traveler, led to the notion that the native people were " discovered " ( though many were there centuries or even millennia before ).

Since 1855 the national hero Giuseppe Garibaldi bought most of the island of Caprera in the Maddalena archipelago, where he moved because of the loss of his home town of Nice.

Since then, touristic activities on the island have developed considerably, with real estate prices reaching very high levels.

Since the local population is distributed all over the island, it seldom gets crowded.

Since the 1950s, the advent of mass tourism has transformed the island into a centre of attraction for foreign visitors and attracting workers from mainland Spain.

Since the 19th century, the island has had a sizable community of Portuguese-Americans, concentrated primarily in the three down-Island towns of Oak Bluffs, Tisbury and Edgartown ; they traditionally worked alongside other island residents in whaling and fishing.

Since achieving independence in 1966, the island nation of Barbados has transformed itself from a low-income economy dependent upon sugar production, into an upper-middle-income economy based on tourism and the offshore sector.

Since discovery by humans, numerous species have been introduced to the island, some deliberately, like the casurina, the feral pig, the Cardinal ( Cardinalis cardinalis ), anoles, ladybird beetles, and the Kiskadee, some incidentally, like the Norwegian rat ( Rattus norvegicus ) and the Black Rat ( Rattus rattus ), and the others accidentally, like the scale mites, and the brown widow spider ( Latrodectus geometricus ).