The Progressive Valdotanian Union (Union Valdôtaine Progressiste, UVP) was a social-democratic

Social democracy

Social democracy is a political ideology of the center-left on the political spectrum. Social democracy is officially a form of evolutionary reformist socialism. It supports class collaboration as the course to achieve socialism...

 Italian political party active in Aosta Valley.

It emerged in 1973 as a split from the Valdotanian Union

Valdotanian Union

The Valdotanian Union is a regionalist-centrist Italian political party active in Aosta Valley. Its leaders are Ego Perron, party president, and Augusto Rollandin, President of the Region....

 and won 6.7% of the vote in that year’s regional election. After a decline in term of votes (3.1% in 1978), UVP joined forces with the Popular Democrats

Popular Democrats

The Popular Democrats was a Christian-leftist Italian political party active in the Aosta Valley of Italy. Its leading members included Cesare Dujany, Maurizio Martin and Angelo Pollicini....

 in the 1983 regional election, winning 10.4%. In 1984 the two parties merged to form the Autonomists Democrats Progressives

Autonomists Democrats Progressives

The Autonomists Democrats Progressives was a social-liberal and Christian-leftist Italian political party active in Aosta Valley...

.

The leaders of the party included Bruno Salvadori, whose federalist

Federalism

Federalism is a political concept in which a group of members are bound together by covenant with a governing representative head. The term "federalism" is also used to describe a system of the government in which sovereignty is constitutionally divided between a central governing authority and...

 ideas strongly influenced Umberto Bossi

Umberto Bossi

Umberto Bossi is an Italian politician, leader of the Northern League, a party seeking autonomy or independence for Northern Italy. He is married to Manuela Marrone and has four sons ....

, founder and leader of Lega Nord.