Chiesa was a former Member of the European Parliament who had belonged to the Delegation to the EU-Russia Parliamentary Cooperation Committee and had run as a candidate for the Latvian Russian Union.
基耶萨是前欧洲议会议员，曾是欧盟-俄罗斯议会合作委员会代表团的成员，并作为拉脱维亚俄罗斯族联盟的候选人参加竞选。