The US and Israel on Thursday hailed the performance of the Iron Dome defense system during the recent Gaza conflict, with Washington stressing its continued "strong commitment" to the program.
Israeli and US defence officials have successfully tested the David's Sling missile defence system, completing the first phase of the weapon's development.
Defense Secretary Leon Panetta warned Tuesday that the United States needed to press efforts on the diplomatic and development fronts to put an end to the Al-Qaeda terror network.
US President Barack Obama on Friday reiterated US support for Israel's right to defend itself during a call with Israeli Prime Minister Benjamin Netanyahu about the conflict in Gaza.
Israel has warned the Palestinian Islamist movement Hamas that it will strike with "ever-growing intensity" in response to the latest barrage of rocket attacks into the Jewish state.
The United States faces a growing threat of a "cyber-Pearl Harbor" and has drafted new rules for the military that would enable it to move aggressively against digital attacks.
North Korea said Tuesday it possessed rockets capable of striking the US mainland, as it slammed a new US-South Korean deal to extend the range of the South's missile systems.
US Defense Secretary Leon Panetta has voiced frustration with Afghan President Hamid Karzai preferring to "criticize" American troops, rather than acknowledging the sacrifices they have made.
President Barack Obama delivered an unapologetic defense of American values and his under-fire Arab Spring policy, speaking to US voters from a world stage at the UN General Assembly on Tuesday.
US Defense Secretary Leon Panetta was seeking to calm simmering tensions between Japan and China in meetings with officials in Tokyo on Monday, amid an escalating row over territorial rights.
The US is positioning military forces so that it can respond to unrest in as many as 17 or 18 places in the Islamic world, Defense Secretary Leon Panetta announced late Friday.
A US military judge has turned down a defense request to televise the war crimes tribunal of the alleged Al-Qaeda mastermind of a deadly attack on a US warship in 2000.
The US could be vulnerable to attack from long-range ballistic missiles unless the government overhauls the country's "fragile" missile defense system.