The sioux indian attacks on stagecoach lines.
<span>The causes of the Sand Creek massacre
were rooted in the long conflict for control of the Great Plains of
eastern Colorado. The Fort Laramie Treaty of 1851 guaranteed ownership
of the area north of the Arkansas River to the Nebraska border to the
Cheyenne and Arapahoe -that part was sighted off history.com- </span>
Hitler<span> broke the Treaty of Versailles by moving troops into the Rhineland demilitarised zone.</span>
The term muckraker<span> was used in the </span>Progressive Era<span> to characterize reform-minded American journalists who attacked established institutions and leaders as corrupt. They typically had large audiences in some popular magazines. In the US, the modern term is </span>investigative journalism<span> — it has different and more pejorative connotations in British English
</span><span>The muckrakers played a highly visible role during the Progressive Era period, 1890s–1920s</span>
It lasted around 600 years. The Louisiana Caddo wanted to moved southwest to live with others of the tribe in Texas.