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

A sign is lifted above the heads of a line of protesters. The sign reads, "Together We Stand Divided We Fall!" The march was to show rejection of anti-immigration legislation being debated before the U. S. Congress.

A woman raises a United States and Mexican flag in front of Dallas City Hall during a demonstration against anti-immigration legislation. The legislation was being debated by the U. S. Congress.

Protesters raise signs while demonstrating against anti-immigration legislation. One sign reads, in part, "We Mexicans are Not Immagrents [sic] We are on Our Home..."

A woman holds up a sign that reads, "The founding fathers - The 1st Illegal Immigrants - Ironic isn't it?" during a march against anti-immigration legislation in the U. S. Congress.

Protest signs and American flags are waved by protesters at the beginning of the April "Mega March" in downtown Dallas. One large banner reads: "Jesus was immigrant (sic) / Your ancestors were / So are we."

Immigration protesters carry signs and flags (mainly American flags, but one Mexican flag is seen). 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.

As a vendor looks on, immigration protesters 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.

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.

Young immigration protesters march with the crowd. 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.

An immigration protester wears a mask and a foam hat. 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 male protester surrounded by American flags shakes the hand of another protester. 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 Mexican flag is carried during a demonstration to protest anti-immigration legislation.

Protesters carry signs and flags as they march to show their rejection of anti-immigration legislation.

Immigration protesters carrying American flags pass a "Cathedral Guadalupe" sign and the Cathedral Santuario de Guadalupe (Cathedral Shrine of Our Lady of Guadalupe) of Dallas in the background. 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 hold a large sign and wave American flags. 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.

Protesters are reflected in windows as they march against anti-immigration legislation.

A man attends a gathering of immigrants at the El Salvador Restaurant.

A group of people listen to a speaker at the El Salvador Restaurant.

A woman listens to a speaker in the El Salvador Restaurant.

An elderly man listens to a speaker in the El Salvador Restaurant.

Men listen attentively to a speaker in a restaurant.

Men listen to a speaker at the El Salvador Restaurant.

A large crowd of immigration protesters wave signs and American flags at the beginning of the April Mega March 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.