Events in the year 1910 in Portugal.
Incumbents
Monarch: Manuel II (until 5 October) President: Teófilo Braga (from 5 October) Prime Minister: Francisco da Veiga Beirão (until 26 June); António Teixeira de Sousa (26 June–5 October); Teófilo Braga (from 5 October)
Events
28 August – Portuguese legislative election, 1910. 5 October – A coup d'état and proclamation of the Portuguese First Republic Disestablishment of the Progressive Dissidence political party.
Arts and entertainment
Sports
S.C. Farense founded
C.S. Marítimo founded
Vitória F.C. founded
C.D. Nacional founded
Births
1 April – Francisco Castro, Portuguese footballer (d. unknown) 11 April – António de Spínola, military officer, politician, writer (died 1996).