1973 was a year:
- 15 January: President Richard Nixon of the USA orders to halt bombardment of North Vietnam following peace negotigations in Paris, France.
- 23 January: President Richard Nixon that the USA will withdraw its soldiers from North Vietnam.
- "Nixon orders ceasefire in Vietnam". BBC. http://news.bbc.co.uk/onthisday/hi/dates/stories/january/15/newsid_2530000/2530549.stm. Retrieved 18 March 2021.
- "Nixon announces Vietnam peace deal" (in English). BBC. http://news.bbc.co.uk/onthisday/hi/dates/stories/january/23/newsid_2506000/2506549.stm. Retrieved 18 March 1973.