During president mckinley's administration, what was used to gauge public opinion?

President William McKinley served as the 25th President of the United States and during his two terms in office, he and his administration used national newspapers to read the public's overall opinion regarding policies and actions of the President. Though President McKinley was received well by the American people he was assassinated by an anarchist and succeeded by Theodore Roosevelt. 

the french attack on germany was caused by the military alliance

first industrial revolution - the first wave of the industrial revolution lasted from the late 1700s to the mid-1800s. it industrialized the manufacture of textiles and began the move of production from homes to factories. steam power and the cotton gin played an important role in this period.