On 16 December 2013, U.S. Ambassador to Vietnam David Shear signed a memorandum of understanding (MOU) to locate and clear remaining Vietnam War-era unexploded ordnance (UXO) contamination in Vietnam.
"U.S. and Vietnam Sign Memorandum of Understanding,"
Journal of Conventional Weapons Destruction: Vol. 18
, Article 20.
Available at: http://commons.lib.jmu.edu/cisr-journal/vol18/iss1/20