Question: Adiante - Galician Revolutionary Youth, was a youth organization in Galicia, which had which form of government, with a Galician independentist and communist ideology?

Context paragraphs:
Anova–Nationalist Brotherhood: Anova–Nationalist Brotherhood (Galician: "ANOVA–Irmandade Nacionalista, Anova" ) is a political party of Galicia.  Formed in 2012, under the guidance of historical leader Xosé Manuel Beiras, Anova was formed by Encontro Irmandiño (2012 split of the BNG), the FPG, Movemento pola Base (small 2009 split of the BNG), the Galician Workers Front (2012 split of the BNG) and independent militants.  Anova defines itself as a Galician nationalist, socialist, feminist, Galician independentist, ecologist and internationalist organization.  Its internal organization is run by assemblies.

Adiante-Galician Revolutionary Youth: Adiante - Galician Revolutionary Youth ("Adiante-Mocidade Revolucionaria Galega", in Galician language) was a youth organization in Galicia (Spain) with a Galician independentist and communist ideology.  According to themselves Adiante was "an autonomous youth assembliary organization, that embraced the diversity of the Galician youth problems from the perspective of national and social liberation, with the strategic horizon the construction of an independent, socialist and feminist Galician Republic."

Galician Antifascist Students Assembly: Galician Antifascist Students Assembly (AEGA, "Assembleia de Estudantes Galeg@s Antifascistas" in Galician language) was a Galician student union with its main base in the University of Vigo.  AEGA had an antifascist, anticapitalist and Galician independentist ideology.  The organization was one of the 4 student groups that created AGIR in 2000, dissolving itself in the process.  A sector of AEGA (mainly the more anarchist sector) that didn't agree with the self-dissolution formed Assembleia Azrael, that disappeared in 2001.  One of the main goals of the organization was to fight fascism in the University of Vigo, specially the Syndicalist Students Front, a student group linked with the Falange.

BRIGA: Briga ("Fight" or "Struggle" in Galician language) is a Galician independentist political organization formed by young people founded in 2004 as a split of the Assembleia da Mocidade Independentista.  It is the youth wing of the political party Nós-Unidade Popular and defines itself as a socialist, antipatriarcal, ecologist, antiautoritaritarian, antimperialist and Internationalism organization.  It also defendes social monolingualism and linguistic reintegrationism in Galiza.  BRIGA has AGIR as its reference in student unionism.

Republic: A republic (Latin: "res publica" ) is a form of government in which the country is considered a "public matter" – not the private concern or property of the rulers – and where offices of state are elected or appointed, rather than inherited.  It is a form of government under which the head of state is not a monarch.

Mocidades Galeguistas: Mocidades Galeguistas (in English language: "Galicianist Youth", MMGG) or, also used until 1989, Mocidades Nacionalistas Galegas (in English language: "Galician Nationalist Youth", MNG) is a political youth organization of Galicia, with a Galician nationalist and social liberal ideology.  The organization defends a liberal Galicia in a federal Spain.

Galician Party of the Proletariat: The Galician Party of the Proletariat (PGP) was a party galician independentist and Marxist-Leninist party formed in March 1978, as a continuation of Galician People's Union-Proletarian Line, a split of the original Galician People's Union.  The Central Committee was clandestine, and even the party militants didn't know the members of it.  Tha party supported armed struggle, which considered as anti-imperialist and anti-oligarchic.  Its official magazine was called Sempre en Galiza.

Causa Galiza: Causa Galiza ("Cause Galiza" or "Galician Cause") is a Galician left-wing Galician independentist political party.  It was formed in 2012, and transformed itself in a political party on March 2014.  In the 2014 European elections the party supported both abstentionism or voting for the Galician Nationalist Bloc.

Independentist Students: Independentist Students (EI, "Estudantes Independentistas" in Galician language) was a Galician independentist and socialist student union, formed by university students.  FER was founded in December 1995.  In 1996 EI gained several representatives in the University of Santiago de Compostela Council and in the Faculty Councils.  In 1996, the student union grew significantly, although in 1997 and early 1998, the organization stopped growing.  Despite their early success in the student elections, EI always focused in the "struggle in the street"; demonstrations and strikes were the main means of struggle.  Between 1998 and 2000, the organization grew again, gaining presence in all the universities of Galiza and getting seats in the faculty and university councils.  Between 1998 and 2000 EI also made a lot of common acts, demonstrations and strikes with the Comités Abertos de Faculdade and the Movemento Estudantil Universitario.  In 2001, the group focused more in unity with other independentist and leftist collectives, like the Revolutionary Students Federation or the Galician Antifascist Students Assembly.

Comité Revoluzonareo Arredista Galego: The Comité Revoluzonareo Arredista Galego (CRAG, "Galician Revolutionary Secesionist Committee" in English language) was a Galician political organization founded by a group of Havana emigrated Galicians, led by Fuco Gómez in 1921.  The organization advocated for the independence of Galiza, and therefore is considered the first galician independentist group.  It was a group of semi-clandestine character.  On 25 July 1922, the CRAG issued the statement "Independenza ou morte".  Later the organization wrote up a constitution project for Galiza, designed a flag, anthem and coat of arms for the Republic of Galicia.  During the Second Spanish Republic its political activity was irrelevant.

Supporting paragraphs: Adiante-Galician Revolutionary Youth Republic
Answer: republic