[JURIST] Mexico has announced plans to oppose recent measures under the Real ID Act [PDF] signed into law Wednesday [White House press release] as part of an appropriations package making it harder for immigrants to get state IDs and drivers licenses [JURIST report] and authorizing the extension of US border walls near San Diego. Speaking Thursday, Mexican President Vicente Fox [official website, in English] did not say what precise actions Mexico would take, and also indicated he would be meeting with the US before any action is taken. US officials insist that immigration-related changes are necessary to combat terrorism and enhance border security. AP has more.