Hamburger Hill, Hue, the Ia Drang Valley, Khe Sanh: Some remember the Vietnam War battles from the headlines of the 1960s and 1970s, others from movies and history books

Lego has opened a $1 billion factory in Vietnam that it says will make toys without adding planet-warming gas to the atmosphere by relying entirely on clean energy

Putin's visit to Vietnam is widely seen as aimed at sending a signal that Russia still has friends in the region.

Civil rights activist and astronaut Amanda Nguyen speaks to ABC News ahead of her Blue Origin flight to space.

ABC News' Selina Wang traveled with President Biden to Vietnam as the two countries boosted diplomatic and economic ties, attempting to close the curtain on the "bitter" legacy of the Vietnam War.

Vietnam is expected to elevate the U.S. to the highest diplomatic status that it has only given to a handful of countries.

President Joe Biden is scheduled to depart for India and Vietnam Thursday on a trip that includes the Group of 20 summit.

ABC News’ Martha Raddatz spoke with two veterans, one American and one South Vietnamese, who fought together in the Vietnam war, and have remained friends for a half century.

Scientists call on lawmakers and the Department of Veterans Affairs to fund a new program to study generational health effects among Gulf War and post-9/11 veterans.

The American who was arrested while protesting in Vietnam has been visited by at least one diplomat since he was taken into custody.