Original sentence: Falintil, the armed wing of the leftist East Timorese political party Fretilin (Revolutionary Front for an Independent East Timor or Frente Revolucionária de Timor-Leste Independente in Portuguese) emerged as the major source of resistance to Indonesia's annexation
Edited sentence: Falintil, the armed wing of the leftist East Timorese political party Fretilin (Revolutionary Front for an Independent East Timor or Frente Revolucionária de Timor-Leste Independente in Portuguese) emerged as the major source of resistance to Indonesia's annexation following that country's full assault on East Timor in October 1975