Question: Was either the Tet Offensive or Western Allied invasion of Germany started on a holiday?
Sentence (from "May Offensive"): During the early morning hours of 1 May, communist units initiated PHASE II of the Tet Offensive of 1968 (also known as the May Offensive, "Little Tet", and "Mini-Tet") by striking 119 targets throughout South Vietnam, including Saigon.
Relevant evidence: No