ETA officially dissolved in 2018, you asked if there is such a thing as Basque and Catalan nationalism and well yes, there is. ETA has been bombing Spanish Authorities and assassinating high-ranking officials for more than 45 years.
Also, did you forget about the Catalan referendum?
https://en.wikipedia.org/wiki/2017_C...nce_referendum
Some Basque Nationalist Movements/Groups through the years.
Amaiur, political coalition formed for the 2011 Spanish general election.
Aralar, leftist political party
Batasuna, leftist political party, illegal in Spain on grounds of links with the armed organization ETA. It was known previously as Herri Batasuna and Euskal Herritarrok.
Batzarre, a political party in Navarre
Comunión Nacionalista Vasca, former political party
EH Bildu, political coalition formed in 2011
Euskadiko Ezkerra, former leftist political party
Euskal Ezkerra, a splinter of Euskadiko Ezkerra
Eusko Abertzale Ekintza, leftist political party
Eusko Alkartasuna, Social-Democratic political party
Nafarroa Bai, Navarrese political party (coalition between some Basque nationalist political parties)
Basque Nationalist Party, Christian-Democrat political party
Sortu, political party
Zutik, leftist party
Askatasuna, support for ETA prisoners
Basque Workers' Solidarity, trade union
Enbata
ETA, separatist armed organization operating mainly in the Spanish Basque Country
Etxerat, relatives' and friends' support group of individuals subjected to state repression
ESAIT, support for the Basque National teams in different sports
Gestoras pro-Amnistía, support for ETA prisoners
Herria 2000 Eliza, Catholic movement
Ikasle Abertzaleak, Group of Basque nationalist students
Iparretarrak, violently clandestine organization operating in the French part of the Basque Country
Irrintzi, armed organization of the French Basque Country
Jagi-Jagi, former magazine
LAB, leftist trade union
Senideak, relatives of Basque activists (mostly ETA members) in prison
Segi, Batasuna's youth group
Udalbiltza, assembly of city councillors
Gazte Abertzaleak, the youth group of the Spanish Basque political party Eusko Alkartasuna, left of the PNV but not aligned with ETA or Batasuna