Answer:
The Chinese system of writing was difficult to learn because it used thousands of complex characters.
This helped<span> to keep the population of whales up, and also increase the amount of oil produced. Timber was important in the </span>industrial revolution<span>, along with oil and coal. ... Iron was essential for creating the new machinery at the </span>beginning<span> of the</span>industrial revolution<span>.</span>
Not sure what time period of the past or what country this question pertains to, but here are some ideas for the U.S. today:
Today
Better examples: the 14th Amendment protects EVERYONE, and the U.S. law does not discriminate, many campaigns and groups are set to spread awareness about racial and religious topics.
Worse examples: some religious holidays such as Hanukkah are not recognized on a federal level, implicit bias can make it hard for some people to not stereotype others based on race alone.
Sudan's orijinal language is Arabic
The peace process was complicated because France and Britain could not agree with the USA on the way to treat Germany. In addition, the wave of nationalism and communism by the bolsheviks complicated the issue further.
Wilson vision of a league of nation was also not successful at home as the congress refused to ratify American membership. the league of nation would have been very successful with the American participation. The great powers could also not agree on key issues such as disarmament.