Final Answer:
The statement that is false about the Ku Klux Klan is The Federal government ignored Klan activities in the South.Thus the option 4 - The Federal government ignored Klan activities in the South is correct.
Step-by-step explanation:
The Ku Klux Klan (KKK) was indeed a social group initially, but it evolved into a terrorist organization devoted to white supremacy, making statement 1 true. The KKK used violence as a tool of intimidation, targeting voters, burning schools, and engaging in acts of domestic terrorism, supporting statement 2. It burned homes, predominantly those of black citizens, making statement 3 accurate.
However, the false statement is number 4, as the Federal government did not ignore Klan activities. The government responded to Klan violence through legislative and law enforcement measures, including the Enforcement Acts, which aimed to combat Klan activities and protect the rights of newly freed African Americans.
The Ku Klux Klan emerged in the aftermath of the American Civil War and Reconstruction era, perpetuating racial violence and white supremacy ideologies. While the Federal government took steps to counteract Klan activities, the organization persisted through various periods of American history.
Understanding the historical context of the Ku Klux Klan is crucial to recognizing the ongoing struggles for civil rights and the importance of combating systemic racism in society.
Thus the option 4 - The Federal government ignored Klan activities in the South" is correct.