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| YEAR | DATE | EVENT | HEAD OF STATE | PRIME MINISTER |
| 1976 | 27 june | Second Republic | António dos Santos Ramalho Eanes | Mário Alberto Nobre Lopes Soares (I) |
| 1978 | 28 august | Alfredo Nobre da Costa | ||
| 1978 | 22 november | Carlos da Mota Pinto | ||
| 1979 | 1 august | Maria de Lourdes Pintassilgo | ||
| 1980 | 3 january | Francisco Lumbrales de Sá Carneiro | ||
| 1980 | 4 december | Diogo Freitas do Amaral | ||
| 1980 | 22 december | Francisco Pinto Balsemão | ||
| 1983 | 9 june | Mário Alberto Nobre Lopes Soares (II) | ||
| 1985 | 6 november | Aníbal Cavaco Silva | ||
| 1986 | 9 march | Mário Alberto Nobre Lópes Soares | ||
| 1995 | 30 october | António Manuel de Oliveira Guterres | ||
| 1996 | 9 march | Jorge Fernando Branco de Sampaio | ||
| 2002 | 6 april | José Manuel Durão Barroso | ||
| 2004 | 1 october | Pedro Santana Lopes | ||
| 2005 | 5 march | José Sócrates | ||
| 2006 | 9 march | Aníbal Cavaco Silva | ||
| 2011 | 21 june | Pedro Passos Coelho | ||
| 2015 | 26 november | António Costa | ||
| 2016 | 9 march | Marcelo Rebelo de Sousa |