Arnold Koller (born August 29, 1933) is a Swiss politician. August 29 is the 241st day of the year in the Gregorian Calendar (242nd in leap years), with 124 days remaining. ... 1933 was a common year starting on Sunday (link will take you to calendar). ...

He was elected to the Federal Council of Switzerland on December 10, 1986 as a member of the Christian Democratic People's Party of Switzerland from the canton of Appenzell Inner Rhodes. He handed over office on April 30, 1999. The Swiss Federal Council (in German: Bundesrat, in French: Conseil fédéral, in Italian: Consiglio federale, in Romansh: Cussegl Federal) is the seven-member executive council which collectively assumes the office of head of state equivalent to that of a president or of a monarch in the government of... December 10 is the 344th day (345th in leap years) of the year in the Gregorian calendar. ... 1986 (MCMLXXXVI) is a common year starting on Wednesday of the Gregorian calendar. ... The Christian Democratic Peoples Party of Switzerland (Also called as Christan-Democratic Party, German: Christlich Demokratische Volkspartei (CVP), French: Parti Démocrate-Chrétien Suisse (PDC), Italian: Partito Popolare Democratico Svizzero (PPD), Romansh: Partida Cristiandemocratica Svizra (PCD)) is a centre-right initially Catholic political party from Switzerland. ... Appenzell Innerrhoden (German; French: Appenzell Rhodes-Intérieures; in English sometimes Appenzell Inner Rhodes) is a canton of Switzerland. ... April 30 is the 120th day of the year in the Gregorian calendar (121st in leap years), with 245 days remaining, as the last day in April. ... 1999 (MCMXCIX) is a common year starting on Friday, and was designated the International Year of Older Persons by the United Nations. ...

During his office time he held the following departments:

• Federal Military Department (1987 - 1988)
• Federal Department of Justice and Police (1989)
• Federal Military Department (1989)
• Federal Department of Justice and Police (1990 - 1999)

He was President of the Confederation twice in 1990 and 1997. Military of Switzerland On May 18, 2003, Swiss voters approved the military reform project Army XXI that will drastically reduce the size of the Swiss Army. ... 1987 (MCMLXXXVII) is a common year starting on Thursday of the Gregorian calendar. ... 1988 (MCMLXXXVIII) is a leap year starting on a Friday of the Gregorian calendar. ... In Switzerland, the Federal Department of Justice and Police (in French: Département fédéral de justice et police, in German: Eidgenössisches Justiz- und Polizeidepartement) is one of the seven departments of the federal government, headed by a member of the Swiss Federal Council, the Swiss minister of... 1989 (MCMLXXXIX) is a common year starting on Sunday of the Gregorian calendar. ... Military of Switzerland On May 18, 2003, Swiss voters approved the military reform project Army XXI that will drastically reduce the size of the Swiss Army. ... 1989 (MCMLXXXIX) is a common year starting on Sunday of the Gregorian calendar. ... In Switzerland, the Federal Department of Justice and Police (in French: Département fédéral de justice et police, in German: Eidgenössisches Justiz- und Polizeidepartement) is one of the seven departments of the federal government, headed by a member of the Swiss Federal Council, the Swiss minister of... For the Temptations album, see 1990 (Temptations album) MCMXC redirects here; for the Enigma album, see MCMXC a. ... 1999 (MCMXCIX) is a common year starting on Friday, and was designated the International Year of Older Persons by the United Nations. ... The list of Presidents of the Swiss Confederation (1848-present) presents the presiding member of the Swiss Federal Council, Switzerlands seven-member executive. ... For the Temptations album, see 1990 (Temptations album) MCMXC redirects here; for the Enigma album, see MCMXC a. ... 1997 (MCMXCVII) is a common year starting on Wednesday of the Gregorian calendar. ...