Complex sentence: Lindauer said that this was the basis upon which she started making visits to the Libyan mission at the United Nations in 1995, lasting until 2001, some of the meetings were talks with Iraqi Intelligence Service officials at the United Nations.
Split into simpler sentences: Lindauer said that this was the basis upon which she started making visits to the Libyan Mission at the United Nations in 1995, with the meetings lasting until 2001. Lindauer has stated that some of the meetings included talks with Iraqi Intelligence Service officials at the United Nations.