Editing 1973 (section)

===May===
{{main|May 1973}}
[[image:Sears Tower ss.jpg|thumb|250px|Sears Tower]]
* [[May 3]] – The [[Willis Tower|Sears Tower]] in Chicago, United States, is topped-out, becoming the world's tallest building at {{convert|1451|ft|m}}.
* [[May 5]] – [[Shambu Tamang]] becomes the youngest person to climb to the summit of [[Mount Everest]]. <!--confirmed in [[Shambu Tamang]]-->
* [[May 10]] – The [[Polisario Front]], a Sahrawi movement dedicated to the independence of [[Spanish Sahara]], is formed.
* [[May 11]] – The [[Data Act (Sweden)|Data Act]] (Sw. ''Datalagen'') − the world's first national data protection law − is enacted in Sweden.
* [[May 14]] – [[Skylab]], the United States' first [[space station]], is launched.
* [[May 18]] – [[Second Cod War]]: [[Joseph Godber]], British [[Minister of Agriculture, Fisheries and Food]], announces that [[Royal Navy]] [[frigate]]s will protect British trawlers fishing in the disputed {{convert|80|km|mi|abbr=on}} limit around [[Iceland]].
* [[May 25]]
** [[Skylab 2]] ([[Pete Conrad]], [[Paul J. Weitz|Paul Weitz]], [[Joseph P. Kerwin|Joseph Kerwin]]) is launched on a mission to repair damage to the recently launched [[Skylab]] space station.
** [[Héctor José Cámpora]] becomes democratic president of the [[Argentine Republic]] ending the 1966 to 1973 [[Revolución Argentina]] military dictatorship.