_Slovakia becomes 16th country to adopt the euro.
_An Israeli warplane drops a bomb on the Gaza Strip home of Nizar Rayan, one of Hamas' top five decision-makers, killing him and 18 others.
_The United States hands over control of the Green Zone and Saddam Hussein's presidential palace to Iraqi authorities.
_Sri Lankan forces capture the Tamil Tigers' de facto capital, Kilinochchi, Sri Lanka.
_After seven days of pummeling Gaza from the air, Israel unsheathes its land forces, raising its war against Gaza's Hamas rulers to a new level.
_ Female suicide bomber strikes Shiite pilgrims in Baghdad, killing 38.
_Russia shuts off all its gas supplies to Europe through Ukraine.
_A passenger ferry sinks in a storm off Indonesia's Sulawesi island, killing hundreds aboard.
_ After a two-year deployment in Somalia, Ethiopia hands over security duties to a Somali force.
_ A French court acquits six doctors and pharmacists in the deaths of at least 114 people who contracted a brain-destroying disease after being treated with tainted human growth hormones.
_US Airways Capt. Chesley "Sully" Sullenberger ditches his airliner in the Hudson River after a flock of birds disables both the plane's engines. All 155 people aboard survive.
_Israeli troops begin to withdraw from Gaza after their government and Hamas militants declare an end to a three-week war.
_Russia and Ukraine sign a deal that restores natural gas shipments to Ukraine and paves the way for an end to the nearly two-week cutoff of most Russian gas to a freezing Europe.
_Barack Hussein Obama becomes the 44th president _ and first black chief executive _ of the United States.
_The U.S. Senate confirms Hillary Rodham Clinton as secretary of state.
_A Chinese court sentences two men to death and a dairy boss to life in prison for their roles in producing and selling infant formula tainted with melamine.
_ Sri Lankan government captures rebels' last major stronghold of Mullaittivu, Sri Lanka.
_The European Union removes an Iranian opposition group, the People's Mujahedeen Organization of Iran, from its terror list.
_Waterford Crystal workers mount a sit-down protest after bankruptcy officials shut down their world-famous factory in Waterford, Ireland.
_Guatemala's government files 3,350 criminal complaints accusing former soldiers, paramilitaries and others of human rights violations against more than 5,000 civilians during the country's 1960-1996 civil war.
_An oil spill from a crashed truck erupts into flames in Molo, Kenya, killing at least 115 people.