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Lao People’s Democratic Republic
Practice Relating to Rule 73. Biological Weapons
In the preliminary stages of the First Review Conference of States Parties to the Biological Weapons Convention in 1980, the Lao People’s Democratic Republic stated that it:
has rigorously observed the relevant provisions of [the 1972 Biological Weapons Convention] and favours their strict application in order to contribute to the cause of general and complete disarmament. Furthermore, the Lao People’s Republic has conducted no scientific or technical research with a view to developing and manufacturing such weapons. 
Lao People’s Democratic Republic, Response to the request by the Preparatory Committee for the First Review Conference of States Parties to the Biological Weapons Convention, Geneva, 3–21 March 1980, excerpted in UN Doc. BWC/CONF.I/4, 20 February 1980, § 43.