The Asian Development Bank (ADB) is a regional development bank established in 1966 to promote economic development in Asia. - ADB is headquartered in Manila, Philippines and currently has 67 members, with 48 being from Asia and the Pacific region. - ADB focuses on providing loans, technical assistance, and grants to support projects related to agriculture, energy, education, health, and other development areas. - Major functions of ADB include promoting investment for development, utilizing resources to finance regional and national projects, and providing technical assistance.