By Kate Abnett and Bart H. Meijer BRUSSELS (Reuters) -European Union countries agreed on Monday to raise their target to curb greenhouse gas emissions under the Paris climate agreement next year, as the bloc attempts to rally ambition among major emitters ahead of this year’s U.N. climate talks. EU countries’ climate ministers on Monday approved their joint negotiating position for the United Nations summit in November, which was supposed to serve as a deadline for nearly 200 countries to hike their climate pledges. Most countries have not submitted new targets. The 27-country EU, the world’s …