America's expansion in the 1900's was because European countries were expanding. America hoped to match them.
there were several reasons that hindered the expantion of Europeans
to rebuild his hold in North America
The Imperial Gazetteer of India was created in 1869.
The duration of The Glamorous Imperial Concubine is 2700.0 seconds.
Indochina
The question as written makes no sense. Japanese-Americans did not perform imperial expansion. The Japanese and the Americans both engaged in imperial expansion individually and for different motives.
http://www.engineeringtoolbox.com/linear-expansion-coefficients-d_95.html
The importance of the navy in imperial expansion
Japanese imperial expansion led the nation into the Southwestern Pacific, which America tried to deter via economic sanctions as well as other measures. Ultimately, the efforts were unsuccessful.
There are hundreds; the most popular at the moment are Intrigue (an expansion of Dominion), Imperial, Imperial 2030, and In the Year of the Dragon. My favorite is Ingenuity.
Those who favored American imperial expansion in the late 19th and early 20th century believed it would provide bases for the U.S. Navy.
morning
Imperial countries sought to expand their empires for various reasons, including economic gain, national prestige, and strategic advantage. The pursuit of new markets for goods and access to raw materials drove many nations to colonize territories. Additionally, imperial expansion was often seen as a demonstration of national power and superiority, fostering competition among nations. Lastly, some countries aimed to spread their cultural values and ideologies, such as democracy or Christianity, to what they considered "less developed" regions.
republican principles
Countries with Imperial Monarchies were often guilty of using aggressive expansion and colonialism. European nations, Asian nations and Islamic nations all practiced this method of expansion. The largest expansion that ever happened in history was the violent expansion done by Genghis Khan.
Yes, Social Darwinist ideas were used to justify policies of imperial expansion by suggesting that it was natural for stronger nations to dominate weaker ones. This concept was applied to justify the acquisition of resources and territories through military conquest.
People in European countries were civilized.