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Case file

Gaddafi Mosque

Wikipedia's first sentence called it “largest mosque in tanzania and the second largest in east africa after the gaddafi national mosque in uganda”. Today it says “mosque located in dodoma”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque in Dodoma City, Dodoma Region, Tanzania Colonel Muammar al-”. It now reads “Mosque in Dodoma City, Tanzania”.
Measured, not asserted. Every count, date and revision on this page was taken from Wikipedia's own history and checked against the live article. The words quoted are theirs.
Machine-checked against the full current article on 2026-08-03.
We saved snapshots of this article over twenty years; you are reading the 2025 one. Red dashes: removed from Wikipedia since. Pale dots: rewritten; the numbered note shows what it says now. 1 tap a number or a side note to jump between them
The opening as it read in 2025

Gaddafi Mosque is the largest mosque in Tanzania and the second-largest in East Africa after the Uganda National Mosque in Uganda . It is located in the Tanzanian capital of Dodoma . The pink structure was named after the former Libyan Brotherly Leader and Guide of the Revolution Muammar Gaddafi who provided the funds for its construction via the World Islamic Call Society . The mosque was inaugurated by President Jakaya Kikwete in 2010 and can accommodate at least 3,000 worshippers.

This is Wikipedia's own text, saved in our repository. Their copy of it is revision 1291181798.
Today
Wikipedia's first sentence called it “largest mosque in tanzania and the second largest in east africa after the gaddafi national mosque in uganda”. Today it says “mosque located in dodoma”. The one-line description Wikipedia serves to search engines and AI systems read “Mosque in Dodoma City, Dodoma Region, Tanzania Colonel Muammar al-”. It now reads “Mosque in Dodoma City, Tanzania”. Read the current article and compare.
20152020Oct '232025
Counts in the opening at each snapshot. Green: the word gained ground. Red: it was cut. Grey: no change.

What Wikipedia says this is

Every article opens by defining its subject. This one was redefined since 2015, and today's defining sentence is their current revision.

Then

largest mosque in tanzania and the second largest in east africa after the gaddafi national mosque in uganda

Now

mosque located in dodoma

Struck red text is no longer in the article; dotted amber text was rewritten. Every revision id links to Wikipedia's copy; the text shown is our own saved copy. Data: /data. Wikipedia text is CC BY-SA; quoted for the record; not affiliated with Wikipedia.

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