Gilo exists precisely to make the rest of Jerusalem safer. Between 1949 and 1967 the hill was used by Jordanian snipers to fire down onto civilians in central and western Jerusalem. During the second intifada, Gilo was the target of thousands of terrorist bullets which would have hit other areas of Jerusalem if it wasn't for the suburb's existence.
Iran deal opposition grows among U.S. Republicans, Reuters poll shows (Reuters)
from the article: EU, Obama: Settlement construction could threaten peace progress