From 1977 to 1985 he attended high school in Vaduz and proceeded to study law in University of St. Gallen, where he received a diploma in 1991.

[2][3] Hans-Adam II subsequently called the October 1993 Liechtenstein general election which resulted in a win for the Patriotic Union.

[1] During his tenure as prime minister, Liechtenstein entered the European Economic Area after a successful referendum in 1995, and also joined the World Trade Organization the same year.

[5][6] However, it also faced problems in its foreign relations, such as a dispute with the Czech Republic begun in 1992 over the confiscation of Princely properties estates in 1945, and a 2001 dispute with Germany in the International Court of Justice over royal property confiscated in order to pay war debts.

As a result, his government oversaw reforms to the Liechtenstein financial sector to combat organized crime and money laundering.