Original sentence: Its initial funding came from the Fund for the Reconstruction of Kosovo, which itself was funded by voluntary contributions from the ethnic Albanian diaspora to support the underground parallel institutions operated within Kosovo and Metohija during the period before the 1999 Nato intervention
Edited sentence: Its initial funding came from the Fund for the Reconstruction of Kosovo, which itself was funded by voluntary contributions from the ethnic Albanian diaspora to support the underground parallel institutions operated within Kosovo and Metohija during the period before the 1999 Nato aggresion