Brazil Oil Workers' Union Proposes Ending Petrobras Strike Posted by Eric Haun November 13, 2015 Leaders of Brazil's largest oil workers' union said on Friday they had proposed ending a 13-day strike at state-run oil firm Petroleo Brasileiro SA . In a Facebook (FB) message, the union said a historic strike had been necessary to preserve workers' rights. (Reporting by Gustavo Bonato and Caroline Stauffer) Email