1 January sees the introduction of the euro...
...as the single currency in Austria, Belgium, Germany, Finland, France, Ireland, Italy, Luxembourg, the Netherlands, Portugal, and Spain. Its initial exchange rate is approx. 1.18 USD and 1.61 CHF.
On 7 January in Washington the US Senate opens the impeachment trial against President Bill Clinton over the Monika Lewinsky affair. It is the first US case of its kind for 130 years. On 12 February the Senate clears Clinton of perjury and perverting the course of justice.
All EU Commission members, including President Jacques Santer, resign on 16 March following charges levied by a group of experts of mismanagement, lack of control and nepotism.
The Dow-Jones Index breaks through two barriers for the first time ever, rising above the 10,000-point level on 16 March and the 11,000-point level on 3 May, reaching 11,014 points.
The Swiss Bertrand Piccard becomes the first person to circumnavigate the world non-stop in a hot air balloon. Starting in Switzerland he flies for 19 days before landing in the Egyptian desert on 20 March with his English co-pilot Brian Jones.
On 24 March Nato begins air strikes against Yugoslavia, which last until June.
The Swiss people vote in a referendum on 18 April in favour of revising the Swiss Federal Constitution of 1874 with a majority of 59.2%.
On 22 September the Russian army begins an offensive in Chechyna. The war continues for the remainder of 1999 and culminates in the total destruction of the Chechen capital Grosny.
The World Trade Organization (WTO) ministerial conference in Seattle ends inconclusively on 4 December. The 134 member countries agree to the progressive liberalization of international trade. The meeting is overshadowed by violent clashes and riots.
On 6 December in Zurich the Volcker Committee (Independent Committee of Eminent Persons, ICEP) publishes its final report on the actions of Swiss banks in relation to dormant accounts during and after the Second World War. The banks receive a clean bill of health - they did not deliberately embezzle the assets of Holocaust victims or intentionally destroy files.
On 10 December the Bergier Commission (Independent Commission of Experts: Switzerland - Second World War, ICE) publishes its final report on Switzerland's refugee policy during the Second World War. It strongly criticises the Swiss authorities for turning back refugees at the border. Some of its conclusions are controversial. The subsequent discussion in the Swiss national press rages wide and long, casting strong doubt on the ICE's conclusions. The Commission is accused in particular of not placing the refugee policy in an international context, the general feeling being that Switzerland offered to take more refugees than other countries, such as the US.
On 26 December Hurricane "Lothar" sweeps a path of destruction through Europe and Switzerland, leaving damage to forests in Switzerland alone of over 1 billion CHF and registering wind speeds of 240 km/h.
On 31 December Russian president Boris Yeltsin resigns suddenly, handing over interim power to Prime Minister Vladimir Putin.