According to this article, Russian law bans single parents and same-sex couples from adopting. Russian children account for half of all foreign children adopted in Israel. It appears that Israel and Russia have just reached a formal agreement that same-sex couples in Israel will not be able to adopt Russian children.
Legislation honoring Sergei Magnitsky in the United States was designed to allow for visa restrictions and asset freezes over connected Russian officials in response to the death of an attorney in Russia, Sergei Magnitsky, who was believed to have been tortured and killed in prison soon after he alleged corruption by government officials. In retaliation to the US legislation restricting rights of connected Russian officials, Russia banned adoption of Russian children by adoptive parents from the United States. Now, according to this report, Britain may also be considering legislation similar to the legislation in the United States honoring Magnitsky by punishing connected Russian officials with visa restrictions, asset freezes, and other restrictions.
Report that United States Republican Representative Doug Collins of Georgia wrote a letter to the U.S. State Department to pressure Russia to end their ban on adoption of Russian children by citizens of the United States. The Russian ban on U.S. citizens adopting Russian children was enacted by Russia in January 2013 in retaliation to the Sergei Magnitsky Rule of Law Accountability Act passed by the U.S. Congress prohibiting Russian officials with ties to the Russian mob from entering the United States or using the American banking system.