Final answer:
Frederick Clements and James Weaver were important figures in American politics and ecology.
Step-by-step explanation:
Frederick Clements and James Weaver were important figures in the history of American politics.
In 1892, James Weaver ran as the Populist candidate for president, advocating for equal rights and opposing special privileges. His campaign aimed to promote national unity in a time of political sectionalism.
Frederick Clements was a renowned botanist who developed the concept of ecological succession. His work was influential in the field of ecology and contributed to our understanding of how ecosystems change over time.