Original sentence: Oliver North worked through CIA and military channels to sell arms to the Iranian government and give the profits to the contra guerillas in Nicaragua, who were engaged in a bloody civil war.The attempts of certain members of the White House national security staff to circumvent Congressional proscription of covert military aid to the Contras ultimately resulted in the Iran-Contra Affair
Edited sentence: Oliver North worked through CIA and military channels to sell arms to the Iranian government and give the profits to the anti-Democratic Contras guerillas in Nicaragua, who were engaged in a bloody civil war.Perhaps his most controversial foreign action was the administration's support of the Contra rebels in Nicaragua; the attempts of certain members of the White House national security staff to circumvent Congressional proscription of covert military aid to the Contras ultimately resulted in the Iran-Contra Affair