1874    The United States Greenback Party is established as a political party consisting primarily of farmers affected by the Panic of 1873.

1905    Irish nationalist Arthur Griffith founds Sinn Féin as a political party with the main aim of establishing a dual monarchy in Ireland.

1933    Gleichschaltung: in Germany, all political parties are outlawed except the Nazi Party.

1957    Senegalese political party Democratic Rally merges into the Senegalese Party of Socialist Action (PSAS).

1964    The National Movement of the Revolution is instituted as the sole legal political party in the Republic of Congo.

1976    The Senegalese political party ''PAI-Rénovation'' is legally recognized. PAI-Rénovation thus becomes the third legal party in the country.

1982    The Senegalese Trotskyist political party LCT is legally recognized.

1989    Ron Brown is elected chairman of the Democratic National Committee becoming the first African American to lead a major American political party.

1999    Haryana Gana Parishad, a political party in the Indian state of Haryana, merges with the Indian National Congress.