"“Ethnic people believe that they can achieve their political rights in full only if there is a federal constitution, which they have consistently demanded,” he told a press briefing on Friday. “A federal constitution is needed to get a full political guarantee. It must be a union stipulated by all, not by a one-sided decision.” Although Myanmar has had different political systems in different eras, it has not established a federal union acceptable to all ethnic people, so peace remains elusive, he said. “We all pledged to build the union at the Panglong Conference held in 1947. Although the leaders and system changed, we couldn’t build the union. The federal building process has not been completed. There are barriers,” U Zaw Htay said. As these problems can only be solved politically, meetings such as the 21st Century Panglong Conference are needed. Ethnic armed groups, political parties, civil organisations, the Tatmadaw (military) and the government must all agree on a federal union..."