The Pope being present was significant for Napoleon and confirming his
power was to sanctify the ceremony and gain prestige in the international
sphere.
Pope Pius VII was brought from Italy to France to honor the occasion. He
sanctified the occasion before Napoleon was crowned the leader.
Napoleon wanted to make a strong statement by doing so.
This made Napoleon have an advantage in electing bishops and was able
to control the financial aspect of churches due to the perceived relationship
with the Pope.
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British citizens were granted immunity from Chinese laws.
the Chinese had to open five ports to foreign trade.
Please give more backround info and context
There are many reasons for the US to enter world war 1, including:
Unrestricted warfare: The german submarine fleet continued to sink US and other neutral ships that had supplies to send to the Allies to try to cut off Allied material power.
Sinking of Lusitania: With 128 Americans on board, the Germans sank the Lusitania, which caused outrage among the US citizens. The Germans had to stop unrestricted warfare for awhile. However, with Germany losing, they had to change to a more drastic measure, and continued it.
Zimmermann telegram: The last straw to the US, in which the German prime minister (?) sent a telegram to Mexico, asking it to join Central power side, in exchange for help to take back all the and they lost to the US during the Mexican-American war.
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