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Students set fire and make barricades, during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense University, in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they have arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( APTOPIX Spain Students Arrested )

Riot police remove protesters outside an area near the campus building where some students were arrested during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480673343 )

A fireman extinguishes burning barricade surrounding during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480667667 )

Protesters push a bin into an underground passage during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480663203 )

Protesters run away from a bin that they set fire to in an undergrounf passage during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480667671 )

A student sets fire and makes barricades during the first day of student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense University in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

A riot police officer stands guard as students shout slogans against the detention of other students during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense Universtity in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they have arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

A student shouts slogans as riot police stand guard during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense University in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they have arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

A student carries a fence to add to a barricade, with smoke rising from a fire started, during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense University in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they have arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

A student throws a bottle through the barricade made as others block the street during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense Universtity in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they have arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

A protester carries a wooden table as he walks next to a burning barricade during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480662997 )

Students push containers to add them to the fire, started by students, during the first day of a student strike to protest a government education reform and cutbacks in grants and staffing, at Complutense University in Madrid, Spain, Wednesday, March 26, 2014. Spanish police say they've arrested more than 50 students when the police moved in to end the occupation of a campus building after the university had asked them to intervene. Students, many with their faces covered, set fire to trash containers and set up barricades on at least two streets in the university complex during the protest. (AP Photo/Andres Kudacki) ( Spain Students Arrested )

Riot police stand guard in the campus during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480666629 )

A riot policeman stands near a burning barricade during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480667267 )

Firemen extinguish a burning barricade during a protest against the government's education reforms and cutbacks in university grants and staffing in Campus Ciudad Universitaria on March 26, 2014 in Madrid, Spain. The students began occupying a campus building at Ciudad Universitaria several days ago in protest against the governments' cuts. Today, they were removed from the premises by police, who made fifty arrests, after the University requested their assistance. (Photo by Pablo Blazquez Dominguez/Getty Images) ( 480673333 )