Margarita Alvarez, union spokesperson with the organization, Voices United for Immigrants, addresses the public during the protest carried out on Saturday in front of City Hall in Dallas. Thousands participated in the protest on Saturday outside the City Hall and also there were dozens of banners and posters which asked for "Justice for the undocumenteds," "Equality of rights," or "No to the wall." But it was a single feeling which united the more than 2,000 persons protesting H.R. 4437 presented to Congress by Congressman James Sensenbrenner (R-WI).

Women hold placards at a protest at Dallas City Hall. Thousands participated in the protest on Saturday outside the City Hall and also there were dozens of banners and posters which asked for "Justice for the undocumented," "Equality of rights," or "No to the wall." But it was a single feeling which united the more than 2,000 persons protesting H.R. 4437 presented to Congress by Congressman James Sensenbrenner (R-WI).

A crowd of protesters carrying signs march in Dallas, Texas against the anti-immigration measures which would endanger undocumented immigrants.

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.

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.

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.

Through the glass of the municipal building of Dallas appears the reflection of the thousands of protesters who gathered Saturday to protest against the anti-immigration measures and the proposed law which would endanger undocumented immigrants.

Gustavo Bujando Reyes (center, with shirt and tie) of the Citizens Network group and one of the instigators of the protest march carried out on Saturday in Dallas, greets the thousands of Hispanics who gathered for this mobilization. (Jose L. Castillo)

Photograph of immigration protesters rallying outside City Hall in Dallas, Texas.

A man holds a Mexican flag during an march on Saturday in front of the City Hall of Dallas against anti-immigration measure which would endanger undocumented immigrants.

A group of protesters in Dallas hold up sings against the anti- immigration measures which endanger undocumented immigrants.

A speaker addresses a crowd of protesters while a cameraman films her. Signs and a Mexican flag are being held up by the crowd.

Fotografía de familias que participan en una protesta de 2006 en Dallas contra las medidas antiinmigración que pondrían en peligro a los inmigrantes indocumentados. Hay muchos niños y adultos en la multitud. Uno de ellos sostiene una pancarta que dice: "¡No somos criminales! Venimos a trabajar". Varios manifestantes sostienen la bandera mexicana y la mayoría lleva ropa blanca o roja.

Children hold up a sign in Dallas, Texas, during protest against anti-immigration measures which would endanger undocumented immigrants.

A woman, wrapped in the American flag, is filmed addressing a crowd gathered to protest anti-immigration proposals being debated in the U. S. Senate.

A female protester is interviewed in front of protesters and their children. They gathered at City Hall in Dallas, Texas to show rejection of the anti-immigration bills 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.

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.

Protesters hold up signs in front of Dallas City Hall. One sign reads, "Immigrants Help Build America."

Family groups hold up signs at protest in front of Dallas City Hall. The protesters gathered to show rejection of anti-immigration legislation in the U. S. Senate.

Men, women, and children gather to show rejection of anti-immigration legislation before the U. S. Senate. Two signs read, "Immigrants Help Build America," and "NO HR4437."

Protesters waved the Mexican flag and signs outside Dallas City Hall. They gathered to show rejection of anti-immigration legislation before the U. S. Senate.

Protesters gather outside Dallas City Hall carrying signs and the flags of the U. S. and Mexico. They gathered to show rejection of anti-immigration proposals being debated in the U. S. Congress.

The flag of El Salvador is held up during a protest march against the anti-immigration measures before the U. S. Congress.