Since the late 1930s alloy steels have been used for frame and fork tubes in higher quality machines.

Since the early 1930s, the company has promoted spin-off reference works.

Since the 1930s, prices and wages had been controlled, but money had been plentiful.

Since the 1930s, the Estrada Doctrine has served as a crucial complement to these principles.

Since the 1930s, all nations have closely monitored the inflow and outflow of capital, and most economists agree that a favorable balance of trade is desirable.

Since the 1930s, Paraguayans have regarded Solano López as the nation's foremost hero.

Since the late 1930s, SF fans have organized conventions, non-profit gatherings where the fans ( some of whom are also professionals in the field ) meet to discuss SF and generally enjoy themselves.

Since the production of high-quality semiconductor materials was still decades away, Lilienfeld's solid-state amplifier ideas would not have found practical use in the 1920s and 1930s, even if such a device were built.

Since the early 1930s, the Polish government introduced a set of policies designed to Polonize all minorities ( Belarusians, Ukrainians, Jews, etc .).

Since the 1930s, many rural workers have moved to the big cities.

Since the late 1930s the monoplane has been the most common form of plane.

Since the 1930s the Hill Cumorah Pageant is held annually at the hill by The Church of Jesus Christ of Latter-day Saints and regularly attracts thousands to its performances.

Since the 1930s, however, coups d ' état have disrupted this democracy.

Since achieving stability in the early 1930s, the NFL had never fielded more than 10 teams.

Since the late 1930s it has been the most common form for a fixed wing aircraft.

Since the 1930s industrial construction of the city has begun.

Since the 1930s, the city of John Day has served as the main economic center of the county, and boasts the largest population.

Since its crystallization in the 1930s, computation has been primarily approached from two traditions: engineering, which seeks to build practical systems using computations ; and mathematics, which seeks to prove theorems about computation ( albeit already in the 1970s computing as a discipline was described as being at the intersection of mathematical, engineering, and empirical / scientific traditions ).

Since the 1930s, the population of the community has gradually declined.

Since then, the Old Regent has been painstakingly rebuilt and restored once again, including recreating historic panels in the auditorium and the original 1930s carpeting.

Since it was also miles away from the Plandome Road School, the Manhasset school district built a conveniently located Munsey Park Elementary School in the 1930s.

Since the 1930s, Calabash has been known for its distinctive style of fried seafood, which has come to be known as " Calabash Style.

Since then, the City of Etowah has ridden the waves of economic downturns and successes, such as the closing of the L & N shops in the 1930s and the recruitment of new industries, to evolve into the city that it is today.

Since the 1930s, the Baak Doi label heaquartered in Shanghai had been published under the EMI banner and since then, EMI had also been the dominant label in the cantopop market in Hong Kong until the genre's decline in the mid 1980s.

Since the 1930s, construction kits compatible with Meccano were manufactured in the Soviet Union.

Since the Halong Bay Agreements resulted in many aspects — excluding the referendum — in the enforcement of the March 6, 1946, Indochinese Independence Convention signed by Communist Hồ Chí Minh ’ s Democratic Republic of Vietnam and High Commissioner of France in Indochina Admiral Thierry d ' Argenlieu, representative of Felix Gouin's Provisional French Republic led by the French Section of the Workers ' International ( SFIO ), some regarded the State of Vietnam as a puppet state of the French Fourth Republic.

Since the 1980s, the People's Republic of China has constructed a new legal framework for administrative law, establishing control mechanisms for overseeing the bureaucracy and disciplinary committees for the Communist Party of China.

Since 1978, the Communist Party has attempted to institutionalize transitions of power and consolidate its internal structure.

* 1981 – The Central Committee of the Communist Party of China issues its " Resolution on Certain Questions in the History of Our Party Since the Founding of the People's Republic of China ", laying the blame for the Cultural Revolution on Mao Zedong.

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 the defeat and expulsion of the ruling Kuomintang ROC government by the Communist Party of China from mainland China in 1949, the ROC government has controlled only Taiwan and its surrounding islands.

Since the advent of the internet, various people in both China and abroad have begun to argue online that the Cultural Revolution had many beneficial qualities for China that have been denied by both the post-Mao Chinese Communist Party and the Western media.

Since the establishment of the People's Republic of China in 1949, the Long March has been glorified as an example of the Communist Party's strength and resilience.

Since the mid-1990s there has been a considerable warming of relations between the Communist Party and supporters of Chinese reunification as both oppose the pro-Taiwan independence bloc that was elected to executive power in Taiwan following President Lee's retirement.

Since then, the government alternated between a left-wing coalition ( composed of the French Socialist Party ( PS ), the French Communist Party ( PCF ) and more recently Les Verts, the Greens ) and a right-wing coalition ( composed of Jacques Chirac's Rally for the Republic ( RPR ), later replaced by the Union for a Popular Movement ( UMP ), and the Union for French Democracy, UDF ).

Since 1950 Tychy has grown rapidly, mainly as a result of post-war Communist planning policies enacted to disperse the population of industrial Upper Silesia.

Since taking over as General Secretary of the Central Committee at the Sixteenth National Congress of the Communist Party of China, Hu and his premier, Wen Jiabao, proposed to set up a Harmonious Society which aims at lessening the inequality and changing the style of the " GDP first and Welfare Second " policies.

Since the old Yugoslav anthem included references to the king and kingdom, the anti-royalist Partisan resistance led by Josip Broz Tito and his Communist party decided to avoid it and opted for Hey, Slavs instead.

Since 1920 it has had first the Communist Party and then the Workers Party as rivals ....

Since the legal reforms of the late 1970s and 1980s, the Chinese Communist Party ( CCP ) has moved to embrace the language of the rule of law and establish a modern court system.

Since the abolition of the post Chairman of the Communist Party of China in 1982, the General Secretary is the highest-ranking official of the party and heads the Secretariat, Politburo of the Party and its Standing Committee.

Since the mid-1990s, it has been standard practice to have the President, the CMC Chairman, and the General Secretary of the Communist Party of China be the same person although the differences in the start of terms means that there is some overlap between an occupant and his predecessor.

Since Franco had relied on thousands of North African soldiers anti-Islamic sentiment " was played down but the centuries old myth of the Moorish threat lay at the base of the construction of the " Communist menace " as a modern-day Eastern plague.

Since the mid-1980s, the Communist Party has attempted to maintain a smooth and orderly succession and avoiding a cult of personality, by having a major shift in personnel every ten years in even number party congresses, and by promoting people in preparation for this shift in odd number party congresses.

Since 1956, the Sino-Soviet ideological split, between Communist political parties, had escalated to small-scale warfare between Russia and China ; thereby, in January 1967, Red Guards attacked the Soviet embassy in Beijing.

Since the direction of the PCB remained rigidly faithful to Moscow, a division of Mao with the rest of the communist movement has attracted the sympathy of PCdoB, who sent emissaries to Beijing to formalize the ideological link with the new ideological guidelines of the Communist Party of China, Among these messengers, was the party's exiled former president, Joao Amazonas, who was received by Mao Tse Tung.

Since the abandonment by the Communists of their ` leading role ` in early 1990 this position now superseded that of First Secretary of the Communist Party as most powerful position in the Ukraine.

Since 1948 there were no parties other than the Communist Party in the country and it was indirectly managed by the Soviet Union.

Since the fall of the Communist regime, new composers like Aleksandër Peçi, Sokol Shupo, Endri Sina and Vasil Tole have arisen, as have new music institutions like the Society of Music Professionals and the Society of New Albanian Music.

Since the Russian SFSR enjoyed only limited autonomy within the Soviet Union until late into the perestroika period and since real executive power was in the hands of the Soviet Communist Party until 1990, the Supreme Soviet and the Chairman's office were mostly ceremonial.