Arran is defined as a marxist[1] youth organization that "is committed to political and economic independence and reunification of the Catalan Countries, the attainment of socialism and overcoming patriarchy from a feminist perspective.

"[1] The group also promotes other issues such as environmentalism, decent housing and work, anti-fascism, anti-racism, internationalist solidarity and the defense of public and people's education.

Masked members of Arran stopped the bus, slashed the tyres and daubed slogans on the side.

The group published a video of the attack online with the caption “mass tourism kills the neighbourhoods, destroys the territory and condemns the working class to misery”, sparking a police investigation.

[6] The organization is distributed in local branches, which can be found throughout Valencian Country, the island of Majorca and Catalonia.