“There are plainclothes US officers stationed at airports in Mexico working with Mexican immigration officials to protect the United States.”

And we have to work together to secure the continent in order to keep dangerous people and dangerous things out and strengthen perimeter security on a continental basis.

In today’s digital online world, those who don’t share information will be isolated and left behind.

The nationalism and the protectionism that was built into the Mexican Revolution in 1910 and that characterized the Mexican attitude to the United States for much of the 20th century were difficult to overcome. But that actually has occurred. And the cooperation.

It has gone from being a sending country for migrants to a transit country, and increasingly a receiving country for migrants in its own right.

There have been enormous advances since 9/11 to build a very robust set of targeting procedures and watch lists to screen travelers coming to the United States.

And the smuggling of cash and the money laundering that transnational criminal organizations have instituted in North America, including in the United States.

The idea was to restore the rule of law, to bring order to a chaotic situation.

We assure our security by securing the flows as early as we can before they arrive and as far away from our borders as we can.

And there are places on the border, such as the Arizona desert or the open terrain around the Big Bend in South Texas, where Mother Nature has created her own barrier that is not easily passable. Or if you do pass through it, you are easily detected.

The results became more and more apparent. Crime rates went down in the border region.

For the first time since the second World War, we are not the sole dominant economy in the world.

The Mexican people are increasingly middle class, and Mexico has substantially become a middle-class society.

We can’t defend the country by looking at the borderline as the first line of defense rather than as the last line of defense.

Migration should take place in accordance with lawful norms and secure and safe procedures.

Trust and confidence that have been built is not something that should be abandoned without great consideration for the potentially grave consequences to the United States.

We must rely on our allies and foreign governments to share information and data to secure our country.