[6] According to the governor's office, OLS has resulted in 513,700 migrant apprehensions, 44,000 criminal arrests (including 38,600 felony charges), and 489 million doses of fentanyl seized.

Human Rights Watch (HRW) has criticized high speed pursuits in counties implementing OLS, which it attributed to causing 74 deaths.

[18][19][16][20] In January 2024, Texas officials seized control of Shelby Park in Eagle Pass, which was frequently used by United States Border Patrol to process new migrant arrivals.

The Biden administration has said that it would refer the dispute to the United States Department of Justice if access was not restored for border patrol agents.

[11] Operation Lone Star was launched in 2021 to respond to the surge in border crossings, which Governor Abbott attributed to the Biden Administration's policies on immigration.

[8][43] According to reporting in the Army Times, soldiers were being housed in what it describes as cramped quarters, in converted recreational vehicles and semi-truck trailers, and also faced shortages in cold weather uniforms, medical equipment, and portable toilets.

[8] According to the Houston Chronicle, this was further compounded when it coincided with state cuts in educational benefits for service members to address budget shortfalls, reducing available tuition assistance by more than half.

[47] Republican Party officials in multiple states and in federal positions supported Texas' efforts and criticized opposition from the Biden administration.

On July 24, 2023, the DOJ filed a lawsuit in the Western District of Texas, United States v. Abbott, alleging that the construction of floating barriers in the Rio Grande near Eagle Pass by OLS without permission violated the Rivers and Harbors Act of 1899.

[51] In a statement announcing the lawsuit, Associate Attorney General Vanita Gupta said that the barriers pose a hazard to navigation and public safety, present humanitarian concerns, and have sparked diplomatic protests by Mexico.

[56] On November 30, the court withdrew the injunction, allowing the Border Patrol to resume cutting the wire pending a trial in the case.

In January 2024, the Supreme Court restored the ability of border patrol agents to cut razor wire pending the outcome of the case.

[61] Since 2022, Abbott has repeatedly invoked the "invasion clauses" of the Constitution to legally justify his efforts on immigration enforcement, which typically falls under federal purview.

Circuit Court of Appeals that prevented Border Patrol agents from cutting concertina wire, which the National Guard had been using to make a fence in Shelby Park.

The ruling concerned an earlier dispute and did not address Texas deploying razor wire or blocking federal officials from the park.

[75][76] On January 24, Abbott responded that Texas would refuse to let federal authorities access the park, vowing to "protect the sovereignty of our state".

On January 29, more than two dozen Republican state attorneys general, and leadership from the Republican-controlled Arizona State Legislature, signed a letter supporting Abbott and Paxton, addressing President Biden and DHS Secretary Alejandro Mayorkas and commending Abbott's and Paxton's actions against what they called the "invasion, encouraged by Biden's refusal to follow federal statutory law".

[36] As of June 2023, 14 states have sent about 500 national guard[quantify] and law enforcement officers to Texas in response, with Florida providing the most additional personnel.

[94] Texas Governor Abbott claims OLS has resulted in 513,700 migrant apprehensions, 44,000 criminal arrests (including 38,600 felony charges), and 489 million doses of fentanyl seized as of June 2024.

[11] In June 2024, the Department of Public Safety reported that Texas experienced a 74% decrease in illegal border crossings since the start of OLS.

[12] As part of Operation Lone Star, Texas set up a program to voluntarily send migrants to sanctuary cities in other states, typically through busing.

[19] Local officials in the sanctuary cities have attempted to crack down on the busing programs via fines and ordinances targeting the charter bus companies.

[97][99] Other states and cities, both Democratic and Republican, as well as local charities, have followed Texas in organizing busing operations to move migrants to the rest of the country.