A small army of lawyers is being assembled to acquire "hundreds or thousands of parcels of land."
The lawsuit alleges that the Trump administration lacks the authority to waive federal statutes and environmental regulations in order to build a border wall between the United States and Mexico.
After a series of natural disasters in Mexico, the country is reversing its offer of aid to Texas victims of Hurricane Harvey.
Poll responses indicate most people back Trump on the economy, jobs and fighting terrorism, but not on immigration, foreign affairs and heading the government.
Vicente Fox has reiterated his fierce opposition to Mexico paying for President Donald Trump's planned border wall.
The president's statements about New Hampshire were met with immediate criticism from both of the state's senators.
Announcing a new pipeline between the two countries, he said: "We have to dig down a little deeper under that section."
Medical travel is becoming more popular as millions of Americans fear losing their health care coverage or face long waiting times.
The Trump administration's support for anti-sanctuary city laws also face more legal hurdles.
The president is betting that harnessing the power of the sun will decrease the cost of the wall.
The money will cover the cost of new barriers in Texas and California.
Trump's team claim he "won" even after getting less border wall funding than he wanted.
The head of Homeland Security said the wall would not be completely physical, with parts made up of electronic surveillance.
The Secretary of Homeland Security said that European tourists could face tougher vetting at the U.S. border due to the risk of ISIS foreign fighters using the visa waiver system.
The president's orders have grabbed headlines, but there's no guarantee they'll be implemented.
A tax on remittances would only raise about $1.6 billion.
Kris Kobach is redrafting a proposal, created after the 9/11 attacks, to interrogate immigrants from Muslim-majority countries.
The tunnel started under a Tijuana house and was equipped with a rail system.
Ohio Governor Kasich on Tuesday took a more moderate stance on a major immigration question that is dividing Repulicans.