children's rights, disability rights, immigrant rights, gay rights, and other international obligations. Immigrants' rights – The ACLU supports civil liberties for immigrants to the United States. Lesbian, gay, bisexual and transgender rights – The ACLU's LGBT Rights Project supports equal rights for all gays and lesbians and works to eliminate discrimination. The ACLU supports equal employment, housing, civil marriage, and adoption rights for LGBT couples. National security – The ACLU is opposed to compromising civil liberties in the name of national security. In this context, the ACLU has condemned government use of spying, indefinite detention without charge or trial, and government-sponsored torture. The ACLU's National Security Project leads this effort. Prisoners' rights – The ACLU's National Prison Project believes that incarceration should only be used as a last resort and that prisons should focus on rehabilitation. The ACLU advocates that prisons treat prisoners according to the Constitution and domestic law. Privacy and technology – The ACLU's Project on Speech, Privacy, and Technology promotes "responsible uses of technology that enhance privacy protection" and opposes uses "that undermine our freedoms and move us closer to a surveillance society". Racial issues – The ACLU's Racial Justice Program combats racial discrimination in all aspects of society, including the educational system, the justice system, and the application of the death penalty. However, the ACLU opposes state censorship of the Confederate flag. Religion – The ACLU supports the right of religious persons to practice their faiths without government interference. The ACLU believes the government should neither prefer religion over non-religion nor favor particular faiths over others. The ACLU is opposed to school-led prayer but protects students' right to pray in school. It opposes the use of religious beliefs to discriminate, such as refusing to provide abortion coverage or providing services to LGBT people. Sex education – The ACLU opposes abstinence-only sex education curricula, and supports comprehensive sex education curricula that encourage effective contraceptive usage and sexually-transmitted disease prevention alongside waiting to have sex. The ACLU opposes segregation in sex education classes because it can lead to increased class size and perpetuate antiquated gender stereotypes. Vaccination policy - The ACLU supports vaccine mandates for people using public facilities and businesses because there is no right to harm others by spreading infectious diseases. Hence, the ACLU states, mandates are "permissible in many settings where the unvaccinated pose a risk to others, including schools and universities, hospitals, restaurants and