This article from the National Labor Relations Board explains the sections of the National Labor Relations Act that pertain to organizing and participating in strikes.
The Texas Workforce Commission outlines how involvement in a labor dispute or strike may affect your eligibility for unemployment benefits. See the "Special Sources of Wages or Types of Employment" section.
This article from Nolo's legal encyclopedia discusses the right to strike under the National Labor Relations Act and includes information on lawful reasons to strike, no-strike clauses, strike misconduct, and employer responses.
Restrictions for Public Employees
Public employees may face a different set of restrictions than employees of private organizations do on protests, strikes, and collecting bargaining.
This article from the Texas Classroom Teachers Association provides background and explanation of legal issues that may face teachers and educators who participate in a strike.