The factors that led to the development of Filipino nationalism was basically centered around one: the Spanish rule which existed on the islands for around three centuries. This started in the 1800's and continues on today, as the islands was often under the control of the Spaniards or the United States. Filipino nationalism includes political, social and economic freedom in the country and this was one of the reasons behind the first nationalist revolution in Asia in 1896.
<span>a repeated grouping of lines in a poem that often share a pattern of rhythm and rhyme a regularly repeated line or group of lines writing or speech not meant to be interpreted literally an ordered pattern of rhythm</span>
I believe it was around June 1942 to August 1943, during World War II.