GRAPO is vehemently opposed to the United States.    From Wordnet, Princeton University. 

GRAPO use terrorism to oppose the government; Opus Dei; Socialist.    From Wordnik.com.  [The 2001 CIA World Factbook] Reference

Resistance Group (GRAPO) use terrorism to oppose the government; free labor unions (authorized in April 1977) include the.    From Wordnik.com.  [The 1995 CIA World Factbook] Reference

Antifascist Resistance Group (GRAPO) use terrorism to oppose the government; free labor unions (authorized in April 1977); Workers.    From Wordnik.com.  [The 1996 CIA Factbook] Reference

First of October Antifascist Resistance Group (GRAPO) use terrorism to oppose the government; free labor unions (authorized in April 1977) include the Communist-dominated Workers Commissions (CCOO); the.    From Wordnik.com.  [The 1994 CIA World Factbook] Reference

Spain also contends with a resistance group, commonly known as GRAPO.    From Wordnik.com.  [Conservapedia - Recent changes [en]] Reference

GRAPO.    From Wordnik.com.  [Think Progress » Inhofe: ‘I believe in racial and ethnic profiling’ because ‘all terrorists are Muslims or Middle Easterners.’] Reference