Immigration protesters waving signs (in English and Spanish) and American flags march past vendors and onlookers. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A large group of immigration protesters wave signs and American flags in Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Immigration protesters waving signs and American flags march past vendors and onlookers. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A large group of immigration protesters carry signs and American flags in downtown Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Protesters march under a banner that reads, "Federacion de Clubes Michaocanos (?) en Texas, Dallas, Texas." The march was to protest anti-immigration legislation being debated in the U. S. Congress.

A male protester is captured smiling as he protests along with a large crowd other immigration protesters waving American flags and holding signs in Dallas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Photograph of a large group of protesters holding American flags gather under a banner that reads, "MEGAMARCH Starts Here / Comienza Aqui." According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Photo of men and women immigration protesters hold American flags and signs. One woman holds a Mexican flag. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A large crowd of immigration protesters holds protest signs that are in English and Spanish and wave American flags. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A female protester wearing a sombrero, blowing a red horn, and holding an American flag, waves a sign that says, "Legalizacion Va Somos De America." According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

A large crowd of protesters (some holding signs and many holding American flags) gather in downtown Dallas, Texas. According to the Dallas Police Department, at least 100,000 people marched in the most well-attended civil movement in the history of Dallas. The protesters demanded the legalization of Hispanic undocumented immigrants, estimated to be about twelve million in the United States. The so-called "mega march" was carried out to demand immigrant amnesty as members of the U.S. Congress debated immigration reform.

Protesters carry signs in front of Dallas City Hall. They are against the anti-immigration legislation being debated in the U. S. Congress.

Protesters carry signs outside Dallas City Hall during a demonstration against anti-immigration legislation being debated in the U. S. Congress.

The demonstration is reflected in windows of Dallas City Hall behind protesters carrying signs. They are against anti-immigration legislation being debated in the U.S. Congress.

Protesters carry signs that read, "Humans are not Illegal" and "I Have a Dream Too." They are demonstrating against anti-immigration legislation being debated in the U. S. Congress.

Protesters carry signs as the crowd is reflected in the windows behind them. They are demonstrating against anti-immigration legislation being debated before the U. S. Congress.

Protesters hold signs while the image of the crowd is reflected in the windows of Dallas City Hall. They are against anti-immigration legislation being debated in the U. S. Congress.

Women hold up signs during a demonstration against anti-immigration legislation being debated in the U. S. Congress.

Protesters hold signs up during a demonstration against anti-immigration legislation before the U. S. Congress. One sign reads, "Humans are not Illegal."

A man addresses a crowd while flags and signs are raised around him. The protest was against anti-immigration information.

Protesters carry banners and signs to show their rejection of anti-immigration legislation being debated in the U. S. Congress.

Cameramen and reporters work to gather information and images of a crowd of protesters and their children. The protest was against the anti-immigration proposals being debated in the U. S. Senate.

A female protester is interviewed while a cameraman films children behind her. They are gathered in Dallas, Texas to show rejection of the anti-immigration proposals being debated in the U. S. Senate.

Thousands of Hispanics united in protest on Saturday in front of the City Hall of Dallas against the anti-immigration measures which would endanger undocumented immigrants.