Sentence:  The I. A. P. A. found itself driven from journalism into politics as it did its best to bring about the downfall of the Castro Government and the return of the Cuban press to the freedom it knew before Batista 's dictatorship <WSD>began</WSD> in 1952 . 
Meaning of the word marked with <WSD> tags:  have a beginning, in a temporal, spatial, or evaluative sense