Since the 1950s, Real Madrid and Barcelona have dominated the championship.

Since her first solo exhibition in 1958, Martin ’ s work has been the subject of more than 85 solo shows and two retrospectives including the survey, Agnes Martin, organized by the Whitney Museum of American Art, New York, which later traveled to Milwaukee, Miami, Houston and Madrid ( 1992 – 94 ) and Agnes Martin: Paintings and Drawings 1974 – 1990 organized by the Stedelijk Museum, Amsterdam, with subsequent venues in France and Germany ( 1991 – 92 ).

Since many telephone boxes tend to be at the roadside and already have electricity supplies, a trial is to take place in the Spanish capital, Madrid, to convert 30 former telephone boxes into charging points for electric cars.

Since then, ESADE has steadily grown in size and the range of courses has led to the extension of its installations to create a campus which, if the premises in both Madrid and Barcelona are included, currently covers an area of 30, 000m2.

Since November 2004, Kučan has been a member of the Club of Madrid, an association of former democratic statesmen that works to strengthen democratic governance.

Since other rifts are known to occur in North America's stress environment but not all are associated with modern earthquakes, ( for example the Midcontinent Rift System that stretches from Minnesota to Kansas ), other processes could be at work to locally increase mechanical stress on the New Madrid faults.

Since March 2007 Schori has been General Director of FRIDE, a think-tank based in Madrid.

Since then he has drawn Rome, Hong Kong, Frankfurt, Madrid, Dubai, Jerusalem and London on giant canvasses.

Since 1986, Michael J. Campbell has produced a number of publications on John Martin, including the leading publication on his work as an original printmaker, published by the Royal Academy of Arts, Madrid, in 2006.

Since other rifts are known to occur in North America's stress environment but not all are associated with modern earthquakes, ( for example the Midcontinent Rift System that stretches from Minnesota to Kansas ), other processes could be at work to locally increase mechanical stress on the New Madrid faults.

Since its inauguration, Torre Picasso has been Madrid's tallest office building, surpassing Torre de Madrid.

Since 2008 / 2009 three other buildings have surpassed its height: Torre Caja Madrid, Torre de Cristal and Torre Sacyr Vallehermoso.

Since her early years she has been a member of the Club Liberal of Madrid, which was presided over by an economics professor at the Complutense University, Pedro Schwartz.

Since 2000, October 12 has also been Spain's Day of the Armed Forces, celebrated each year with a military parade in Madrid.

Since 1999 their work has been shown in museums and galleries in Europe, America, Africa, Australia and Asia and include venues such as SFMOMA, Centre Pompidou, Konsthall Malmoe, NTT ICC Museum Tokyo, Gwangju Design Biennale, ZKM Karlsruhe, MUMOK Vienna, Ars Electronica Linz, WRO Media Art Biennale Wroclaw, MoCA Taipei, Witte de With Rotterdam, Lentos Art Museum Linz, Biennale of Sydney, ARCO Madrid and the New Museum New York.

Since 2010, he has lectured, held workshops and exhibitions in France, Portugal, Madrid, San Sabastion, Los Angeles, Novi Sad, Serbia, Ukraine, Sweden, London, Argentina, Brazil, India, Chile, Germany, Italy, Australia, and various states in the U. S.

Since moving to Madrid she has continued to sing, as a substitute member of the chorus at the city's opera house, the Teatro Real, and more recently with the choir of the government-owned broadcasting service RTVE.

Since then, he has won a second title with Santos and two more with Spanish club Real Madrid.

Since Madrid has hosted the Europride in 2007, the Gay Pride march has evolved to the biggest gay festival in the world.

Since 1971, the university's main campus has been located in Cantoblanco, a rural area in the northern outskirts of Madrid.

Since the first Ladyfest, the event has branched out into other urban centres such as Amsterdam, Atlanta, Belfast, Belgium, Bellingham, Berlin, Birmingham, Bordeaux, Brighton, Bristol, Brooklyn, Cambridge, Columbus, Cork, Chicago, Cardiff, Dijon, Dublin, Glasgow, Grenoble, Lansing, MI, London, Los Angeles, Madrid, Manchester, Melbourne, Orlando, Ottawa, Oxford, Philadelphia, Riverside, California, Scranton, San Francisco, San Diego, Sevilla, Tallinn, Texas, Toronto, Toulouse, Traverse City, Washington DC, Wellington, New Orleans, New Zealand and more.

Since 2000 Spain no longer uses province codes on plates but codes like ' B ' for Barcelona or ' M ' for Madrid can still be seen, for cars registered before that date.

Since 1998, the choir has toured Austria, Germany, Switzerland, France, England, Italy, Hungary, Spain, Portugal, Slovakia, and the Czech Republic, performing in such sought-after venues as St. Mark's in Venice, Notre Dame in Paris, Rochester Cathedral, Saint Peter's in Rome, Saint Susanna in Rome, Santiago de Compostela, Catedral de Madrid, Catedral de Lisboa, St. Stephansdom in Vienna, Stiftskirche in Durnstein, Church of Holy Corpse in Cesky Krumlov, Melk Abbey, Schweiklberg Abbey in Vilshofen, and Chateau D ' Ambois, amid many other fine venues.

Since then, they have taken each senior class to one of several European destinations: Paris, Madrid, London, Rome, and Florence.

Since the start of the al-Aqsa Intifada, the Oslo Accords are viewed with increasing disfavor by both the Palestinian and Israeli public.

Since the Oslo Accords leave the issue of settlements to be negotiated later, proponents of this view argue that the Palestinians accepted the temporary presence of Israeli settlements pending further negotiation, and that there is no basis for declaring them illegal.

Since the signing of the 1991 Paris Peace Accords ending decades of civil war and foreign occupation, and with the final elimination in 1998 of armed insurgency groups inside the country, three national elections have taken place in Cambodia in 1993, 1998 and 2003.

Since the signing of the Oslo Peace Accords in 1993, the ban has been abolished in all matters concerning Israel's official relationship with the Palestinian Authority and the flag has been used together with the Israeli flag in innumerable ceremonies, both on the political and military levels and adorns Palestinian Authority buildings in the West Bank and Gaza Strip.

Since independence from Portugal in 1975, a number of Angolan students continued to be admitted every year at high schools, polytechnical institutes, and universities in Portugal, Brazil and Cuba through bilateral agreements ; in general, these students belong to the Angolan elites.

Since 1975, Niger has celebrated Arbor Day as part of its Independence Day: 3 August.

Since the independence in 1975 the official statistics in Cape Verde have no longer made statistics based on racial groups.

Since after independence from Portugal in 1975, a number of Cape Verdean students continued to be admitted every year at Portuguese high schools, polytechnical institutes and universities, through bilateral agreements between the Portuguese Government and the Cape Verdean Government.

Since these first accounts, Bulgarian authorities had organized several population censuses: 1892, 1900, 1905, 1910, 1920, 1926, 1934, 1946, 1956, 1965, 1975, 1985, 1992, 2001 and 2011.

Since the end of the Angolan Civil War ( 1975 – 2002 ), stability has been widespread in the country, and major reconstruction has been going on since 2002 in those parts of the country which have been damaged by the civil war.

Since 1975 it is in a formal covenant partnership with the Waldensian Church.

Since 1975, improved government administration and rural development efforts have been emphasized.

Since 1975, practically all the gains in household income have gone to the top 20 % of households ...

Since 1975, the highlands have provided an area in which to relocate people from the densely populated lowlands.

Since 1975, when a Worldcon site outside North America is selected, WSFS administers a parallel selection process for NASFiC, voted on by WSFS members at the following year's Worldcon, ( if there is no NASFiC in that year ), or by the following year's NASFiC, if there is one.

Since 1975, Blatter has been working at FIFA, first as Technical Director ( 1975 – 1981 ), then General Secretary ( 1981 – 1998 ), before his election as FIFA President in 1998.

Since 1975, she is one of four women who have been the year-end World No. 1 at least four times ( 1998, 2001, 2004, and 2005 ); the others are Chris Evert, Steffi Graf and Martina Navratilova.

Since 1975, however, those powers have not been exercised.

Since 1975 the party system is dominated by the social democratic Socialist Party and the liberal conservative Social Democratic Party.

Since 1975, investments grew by 10 % in the past year and had been targeted for development.

Since 1975 it has been entitled The Garden and is currently a monthly publication.

Since 1975, the last stage of the Tour de France has finished on the Champs-Élysées, with riders typically making six to eight circuits back and forth on the avenue, with a furious final sprint.

Additionally, a 60 Minutes television episode titled " Ever Since Icarus " ( airdate August 31, 1975 on CBS ) addressed the renaissance of human flying with hang gliders.

Since 1973, Bracknell Forest has been twinned with Opladen in Germany, continued by Leverkusen after Opladen's incorporation in 1975.

Since 1 January 1975, Duisburg has been divided into seven districts or boroughs ( Stadtbezirk ) from the north to the south:

Since 1975, an excursion steamboat at New Orleans has also borne the name Natchez.

Since its founding in 1975, the National Italian American Foundation ( NIAF ) has worked closely with the bicameral and bipartisan Italian American Congressional Delegation, which is led by co-chairs Rep. Bill Pascrell of New Jersey and Rep. Pat Tiberi of Ohio.