[3] He emerged as leader of the MSI in 1954 in succession to Augusto De Marsanich and sought to moderate the party's neo-fascism in an attempt to bring it more into the political mainstream, an endeavour in which he largely failed.

[1] He was linked to financial powers in Rome as well as the Vatican City who sought to move the MSI away from its Third Position rhetoric into more conservative ideals.

[5] In general he disliked the unconstitutional methods of such minor groups and was the dominant figure in the "realist" tendency within the party, supporting co-operation with NATO and moves to build a pan-right alliance with the Christian Democrats and Monarchists.

[3] In this regard he faced regular internal opposition, notably from Giorgio Almirante as well as other radicals such as Ezio Maria Gray, Massimo Anderson and Pino Romualdi who all wanted the basis of the MSI to be the charter issued by the 1943 Congress of Verona.

[6] Michelini however was a skilled negotiator and adept at the internal politics of the MSI and at the 8th party congress in June 1965 when the pro-fascist wing formed a majority for the first time under his leadership he was able to remain in position by virtue of concluding a private deal with their leader Almirante.