Ireland has stepped up pressure on Brussels after the detention of EU citizens aboard the Global Sumud Flotilla, with the Taoiseach urging European leaders to confront Israel’s actions at next month’s summit. Micheál Martin has written to European Council President António Costa calling for Israel’s treatment of the group to be discussed by EU leaders, and saying they should examine whether all or part of the EU-Israel Association Agreement should be suspended over what he described as the illegal detention of EU citizens by…