Here’s a video showing the history.

Dubai Creek Tower, likely to be completed 2022, perhaps should not be included as it’s a tower not a building.

The world’s tallest artificial structure is the 829.8-metre-tall (2,722 ft) Burj Khalifa in Dubai (of the United Arab Emirates). …

The Council on Tall Buildings and Urban Habitat, an organization that certifies buildings as the “World’s Tallest”, recognizes a building only if at least 50% of its height is made up of floor plates containing habitable floor area.

Structures that do not meet this criterion, such as the CN Tower, are defined as “towers“.

Click PLAY or watch it on YouTube.