By the 1870s polar exploration was...
By 1883, Chile was the clear victor...
In the Canadian northwest, tensions...
In April 1885 the United States...
In the late nineteenth century...
By 1890, American Indian resistance...
For more than a century, Denmark's...
The overthrow of the Empire of...
After defeating the Chinese in Korea...
In 1894 Nicaragua annexed the...
In response to American support of...