Since the 1990s the region has experienced an exceptionally tumultuous period in its regional economy with the collapse of large portions of the ground fishery throughout Atlantic Canada, the closing of coal mines and a steel mill on Cape Breton Island, and the closure of military bases in all three provinces.

Since the USSR's collapse, Russia faced many problems that free market proponents in 1992 did not expect.

Since the collapse of the Taliban government in 2001, new trade relations are emerging with the United States, Pakistan, Iran, Turkmenistan, the EU, Japan, Uzbekistan, India and other countries.

Since the underlying behaviour doesn't violate local causality, it follows that neither does the additional effect of wavefunction collapse, whether real or apparent.

Since a productive period in the 1970s, the mining industry has been hampered by the Iran – Iraq War ( 1980 – 88 ), the sanctions of the 1990s, and the economic collapse of 2003.

Since the collapse of the Soviet Union and the end of the Tuareg Rebellion, the Army has struggled to maintain its size, despite recent military aid from the United States.

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.

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 Schrödinger's time, other interpretations of quantum mechanics have been proposed that give different answers to the questions posed by Schrödinger's cat of how long superpositions last and when ( or whether ) they collapse.

Since three of the major broadcast networks had their transmission towers atop the North Tower ( One World Trade Center ), coverage was limited after the collapse of the tower.

Since matrix schemes follow the same laws of geometric progression as pyramids, they are subsequently as doomed to collapse.

Since something " outside the calculation " was needed to collapse the wave function, von Neumann concluded that the collapse was caused by the consciousness of the experimenter.

Since the collapse of the Soviet Union, the city has become a relatively lively and well-provisioned capital, with a much higher standard of living than in most rural areas of the country.

Since Camden no longer existed after an earlier collapse of the corporation, and the post office was named Penn, this caused confusion and more and more the town was called Pennville.

Since the collapse the mountain has experienced shaking and periodic rockfalls.

Since the collapse of the coal mining industry in the 1980s, the local economy has been through difficult times as it re-orientates to service industries and manufacturing.

Since the towers continued to slant and their collapse could still not be ruled out, a second restoration became necessary.

Since the collapse of communism, there has been a renaissance, led especially by historians of the early modern era, in the history of diplomacy.

Since the criteria for cloud collapse ( the Jeans instability ) depends on density, a higher density makes it more likely for clouds to collapse and form stars.

Since the collapse of the World Trade Center, debate about the safety of rent-space-maximized designs have engaged the profession, but most would agree that the design of the World Trade Center actually withstood the impact of the plane with enough time to allow many thousands to evacuate safely.

Since the Peace of Augsburg 1555 until the end of World War I and the collapse of the German Empire, some Protestant churches were state churches.

Since the collapse of the Soviet Union large numbers of eastern European women have advertised themselves in such a way, primarily from Russia, Belarus, Ukraine and Moldova.

Since the collapse of the communist regimes in 1990, a number of independent wineries have been established in the Tokaj-Hegyalja region.

Since he has just shown who is top dog, he may not be ready to receive this highest honor in the gift of the Soviet people.

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 Stalin's death, relations between Mao-controlled China and the Soviet Union had been lukewarm at best.

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.

* Rummel, Rudolph Joseph ( 1990 ) Lethal Politics: Soviet Genocide and Mass Murder Since 1917.

Since Soviet times, when Ukrainians were recognised as a separate nationality deserving of its own Soviet Republic, such linguistic-political claims had disappeared from circulation.

Since real political power belongs to the sole legal party, in certain states under Marxist constitutions of the constitutionally socialist state type inspired by the former Union of Soviet Socialist Republics ( USSR ) and its constitutive Soviet republics, there was no formal office of head of state, but rather the leader of the legislative branch was considered to be the closest common equivalent of a head of state as a natural person.

* Rudolph Rummel Lethal Politics: Soviet Genocide and Mass Murder Since 1917.

Since the disintegration of the Soviet Union, the city's industries have experienced a severe decline, creating high levels of unemployment.

Since Trotsky was so closely associated with the policy previously followed by the Soviet delegation at Brest-Litovsk, he resigned from his position as Commissar for Foreign Affairs in order to remove a potential obstacle to the new policy.

Since 1995, Lomography has been the sole distributor of that camera outside of the former Soviet Union, and has since moved into producing their own range of analog cameras, and other imports such as the Diana camera.

Since its economy was highly dependent on the rest of the former Soviet Union for energy and raw materials, the breakdown in trade following the breakup of the Soviet Union had a serious effect, exacerbated at times by drought and civil conflict.

Since the fall of the Eastern European communist regimes, the Soviet Union, and a variety of African communist regimes, only a few currently remain, including: China, Cuba, Laos, North Korea, and Vietnam.

Since the American, British and Soviet Occupation Zones converged there, people theoretically only had to walk a few paces across sector boundaries to avoid the respective Police officials.

Since the dissolution of the Soviet Union, Russia has developed a friendlier, albeit volatile relationship with NATO.

Since the Soviets claimed to have first detected the new element they suggested the name kurchatovium, Ku, in honor of Igor Kurchatov ( 1903 – 1960 ), former head of Soviet nuclear research.

Since 1991 the more than boundary with the former Soviet Union, which was defined in the 1921 Treaty of Moscow ( 1921 ) and Treaty of Kars, has formed Turkey's borders with the independent countries of Armenia, Azerbaijan, and Georgia.