2010. She also supports a moratorium on home raids until comprehensive immigration reform is passed. In 2018, Gillibrand announced that she was in favor of abolishing ICE, making her the first US senator to do so. She called for a "new agency with a very different mission," one that "separate[d] the criminal justice from the immigration issues." In August 2018, Gillibrand was one of seventeen senators to sign a letter spearheaded by Kamala Harris to United States Secretary of Homeland Security Kirstjen Nielsen demanding that the Trump administration take immediate action in attempting to reunite 539 migrant children with their families, citing each passing day of inaction as intensifying "trauma that this administration has needlessly caused for children and their families seeking humanitarian protection." In November 2018, Gillibrand was one of eleven senators to sign a letter to United States Secretary of Defense James Mattis concerning "the overt politicization of the military" with the Trump administration's deployment of 5,800 troops to the U.S.-Mexico border and requesting a briefing and written justification from the U.S. Northern Command for troop deployment while urging Mattis to "curb the unprecedented escalation of DOD involvement in immigration enforcement." In January 2019, Gillibrand was one of twenty senators to sponsor the Dreamer Confidentiality Act, a bill imposing a ban on the Department of Homeland Security (DHS) from passing information collected on DACA recipients to Immigration and Customs Enforcement (ICE), Customs and Border Protection (CBP), the Department of Justice, or any other law enforcement agency with exceptions in the case of fraudulent claims, national security issues, or non-immigration related felonies being investigated. In February 2019, Gillibrand was one of sixteen senators to vote against legislation preventing a partial government shutdown and containing 1.375 billion for barriers along the U.S.-Mexico border that included 55 miles of fencing. In March 2019, Gillibrand voted to block President Trump's national emergency declaration that would have granted him access to $3.6 billion in military construction funding to build border barriers. In April 2019, Gillibrand signed a letter led by Catherine Cortez Masto to Immigrations and Customs Enforcement and Customs and Border Enforcement asserting that "the civil detention of an expectant mother for potential immigration offenses is never justified" due to the "absence of compelling evidence that the detention of a pregnant woman is necessary because she is a threat to herself or others, or is a threat to public safety or national