The raids have triggered outrage and cries of voter suppression in a state with a long history of discrimination against citizens of Mexican descent, which helped give rise to LULAC.

Raids on the homes of several Democrats in South Texas, in what the state attorney general said is an ongoing election integrity investigation, has set off a showdown with the nation’s oldest Latino civil rights group.

The Aug. 20 raids targeted Manuel Medina, chair of the Tejano Democrats, several members of the League of United Latin American Citizens, a state House candidate and a local area mayor.