Interregnum 1383-1385
House of Aviz[?] 1385-1580
Habsburg
House of Braganza[?] 1640-1807
House of Braganza, Restored 1814-1910
The chronology continues on Presidents of Portugal
See also: History of Portugal -- Lists of incumbents
... the following: dB is the abbreviation for Decibel; see Bel DB is a French automobile maker; see DB (car) DB is the abbreviation for Deutsche Bahn, the major German ...