The 1998 Ludlow memorial service was attended by striking United Steelworkers of America members from the Oregon Steel Plant in Pueblo, Colorado, formerly owned by Colorado Fuel and Iron. The banner gives the name and age of each person killed during the Ludlow massacre.
 Courtesy Margaret C. Wood.  

The United Mine Workers of America maintains the Ludlow memorial site.
Courtesy Margaret C. Wood.

In 2002, activists sing Solidarity Forever.
Courtesy Southwest Organizing School.