The Erfurt massacre occurred at the Gutenberg Gymnasium in Erfurt, Thuringia, Germany, on April 26, 2002. Thirteen teachers, two students and a police officer were shot dead by an expelled student, age 19, who then killed himself, presumably after being confronted by one of his teachers.
... Reformed churches
Hungarian Reformed Church[?]
The largest branch of the Reformed movement, and the only one of the national Reformed churches to survive ...