Historical clue formulations

• Mafia : Sicilia :: Camorra : ___ — 2022-10-09
• Coastal city SE of Roma — 2019-08-20
• Third-largest city in Italia — 2013-11-20
• Seaport SE of Roma — 2012-10-22
• Italian city where pizza was invented — 2011-03-20
• Campania's capital, in Campania — 2010-01-29
• "In ___, where love is king" (start of "That's Amore") — 2009-08-12
• Port west of Monte Vesuvio — 2008-03-30
• "That's Amore" setting — 2008-02-22
• City near Vesuvio — 2001-06-24
• City southeast of Roma — 1999-05-16
• Port in Italia — 1996-07-03