The United States, Britain and Australia said Tuesday they will work together on the development of hypersonic weapons and electronic warfare capabilities, expanding the efforts of the three-way security partnership focusing on the Indo-Pacific region. In making the fresh announcement on the AUKUS partnership, U.S. President Joe Biden, Australian Prime Minister Scott Morrison and British Prime Minister Boris Johnson also reaffirmed their commitment to a “free and open Indo-Pacific” and an international system that respects human rights and the rule of law, saying the group’s importance “has on…