U.S.-Pakistan relationship — 3 p.m. — The Brookings Institution holds a discussion on “The U.S.-Pakistan Strategic Relationship.” Former Deputy Secretary of State Richard Armitage and Philip Gordon, senior fellow for U.S. foreign policy at the Brookings Institution, participate. Location: Brookings Institution, 1775 Massachusetts Ave. NW. Contact: 202/797-6105.
Iran challenge — 4 p.m. — The Hudson Institute holds a discussion on “The Iran Challenge: The Next Phase?” Richard Weitz, senior fellow and director of program management at the Hudson Institute; and Yonah Alexander, director of the Inter-University Center for Terrorism Studies and co-author of “The New Iranian Leadership: Ahmadinejad, Terrorism, Nuclear Ambition and the Middle East,” participate. Location: Hudson Institute, 1015 15th St. NW, sixth floor. Contact: 703/562-4522.