Walmart, the biggest retailer in the United States, is opening its first-ever stores in the US capital -- but some aren't giving it a warm welcome.

 The United States vowed to help Iraq combat terror groups as mounting attacks claimed more lives ahead of talks between Iraqi Prime Minister Nuri al-Maliki and President Barack Obama.

 The United States has suspended deliveries of major military hardware and cash assistance to Egypt, following a deadly crackdown against protesters and the Muslim Brotherhood.

 The world's population will rise to 9.7 billion in 2050 from the current level of 7.1 billion and India will overtake China as the world's most populous nation, a French study said Wednesday.

 Researchers in the United States claim to have established a convincing statistical link between gun ownership and homicide, according to a new study.

 France, Britain and the United States on Tuesday pressed for a UN Security Council resolution to force Syria to destroy its chemical weapons in the face of tough Russian resistance.

 The United States announced plans to reduce its use of mandatory sentences for drug offenses in order to tackle a cycle of poverty and incarceration in overcrowded jails.

 More than 60 people were killed and over 200 others wounded in a wave of bombings attacks across Iraq on Saturday, mostly in the capital Baghdad, according to latest data given by officials and local media.

 Fugitive U.S. spy agency contractor Edward Snowden will leave Russia when opportunity emerges, Russian President Vladimir Putin said on Monday.

 Deaths from prescription painkiller overdose among women in the United States have risen sharply in recent years, said a report released Tuesday by the U.S. Centers for Disease Control and Prevention.

The sales volume of new single-family houses in the United States rose in May to the highest level in about five years, evidence of the recovering property market, the U.S. Commerce Department reported Tuesday.

Suicide rates among middle-aged Americans are on the rise, according to a report issued on Thursday by the U.S. Centers for Disease Control and Prevention (CDC).

Vietnamese students remain the 8th largest group currently studying in the United States, according to the Institute of International Education’s (IIE) annual Open Doors report.

 Women smokers are at a greater risk than at any time in recent decades from lung cancer and other ailments linked to their tobacco use, according to a study.