2006	Oct			Renewable energy in Portugal
2006	Oct			Communication system in Portugal
2005				The Global Competitiveness Report
1999				Macau is handed over to China
1999				Countries ancient martial art
1996				Portugal’s Foreign relations
1986				Portugal integrated into the Eurozone
1976				Administrative divisions in Portugal
1974				Bloodless revolution leads to democracy
1961				Portuguese army involved in armed action