The vulnerability of children adopted by foreign families has been in debate since 2011, when a 13-year-old girl died in the care of her adoptive parents in the US.
MPs said orphans and other vulnerable children should be cared for and supported by local systems, in order to protect them from abuse abroad.
Larry and Carri Williams of Washington State, starved and beat Hana Williams, who they adopted in 2008, she later died in the backyard of their home.
Ms Williams was convicted of homicide by abuse in connection with the death of the girl and Larry convicted of first-degree manslaughter.
Brad Pitt and Angelina Jolie, Marie Louise Parker and Connie Britton are just some of the many celebrities who have adopted children from the country.