[231]
Several incidents during Obama's presidency generated disapproval from the African-American community and/or with law enforcement, and Obama sought to build trust between law enforcement officials and civil rights activists, with mixed results. Some in law enforcement criticized Obama's condemnation of racial bias after incidents in which police action led to the death of African-American men, while some racial justice activists criticized Obama's expressions of empathy for the police.[232] In a March 2016 Gallup poll, nearly one third of Americans said they worried "a great deal" about race relations, a higher figure than in any previous Gallup poll since 2001.[233]

LGBT rights and same-sex marriage
On October 8, 2009, Obama signed the Matthew Shepard and James Byrd Jr. Hate Crimes Prevention Act, a measure that expanded the 1969 United States federal hate-crime law to include crimes motivated by a victim's actual or perceived gender, sexual orientation, gender identity, or disability.[234] On October 30, 2009, Obama lifted the ban on travel to the United States by those infected with HIV. The lifting of the ban was celebrated by Immigration Equality.