Seven years later , when britain officially announced that it would disengage ( politically , not economically ) from the gulf in three years time , qatar joined bahrain and seven other trucial states in a federation .

七年之后，英国宣布它将在三年时间内从海湾脱离关系（政治，并非经济）。卡塔尔加入巴林和七个其他临时国家组成的联邦。