Historical clue formulations

• Swedish city where Scandinavia's first university was founded (1425) — 2024-04-19
• See 101-Down — 2020-05-10
• Ilsa ___, "Casablanca" character — 2017-03-15
• Home of the oldest school in Sweden, founded in 1085 — 2012-10-14
• Bergman's role in "Casablanca" — 2010-06-06
• 18-Across speaker — 2005-10-15
• Bergman in "Casablanca" — 2005-04-17
• City in southern Sweden — 2000-08-12
• "My Friend Irma" star — 1998-09-05
• Capital of Denmark in the Middle Ages — 1998-06-21
• Bergman's "Casablanca" surname — 1997-04-13
• Bergman in "Casablanca" — 1997-03-23
• Ilsa of "Casablanca" — 1993-12-13