Ketsingen

In 1796, Ketsingen was incorporated into Berg.
In 1971, Ketsingen and other municipalities merged into the new municipality of Elderen.
In 1972, Berg was incorporated into Tongeren.
In 1977, Elderen was split into 's Herenelderen, Genoelselderen, Membruggen, Klein-Membruggen and Ketsingen.
In 1977, 's Herenelderen, Genoelselderen, Membruggen, Klein-Membruggen and Ketsingen were incorporated into Tongeren.
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