Teachers can give different topics for writing essays.
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Some Ideas on How to Write a Great Essay on Discrimination

Facing difficulties with writing an essay on discrimination? There is nothing simpler than to write on this topic. The problem of discrimination is always vital, especially in the American society.
This is why the topics for the essay on discrimination may range from tracing its development throughout the history of the United States to discrimination at the working place.
Some issues to consider when writing an essay on discrimination:
Thoroughly explore the topic your essay on discrimination will be on. If your topic is discrimination at the working place, do not limit your research to the cases on this topic. Do not be too descriptive. Instead, focus on legislation regarding the discrimination at the working place.
Find literature relevant to the topic of your essay on discrimination. Discrimination is discussed by a number of authors. You may even use examples from the world literature. To Kill a Mockingbird by Harper Lee is one of the greatest stories where the issue of racial discrimination is raised. Your essay on discrimination should incorporate bright examples to be interesting.
Be persuasive.  If you will be simply laying out the facts, your essay on discrimination will bore the readers. Refer to the audience’s compassion and conscience. Think about discrimination on a larger scale. What other issues it may involve? Perhaps, bulling at school or failure to build a career? Present these ideas in your essay on discrimination and it will be successful!
If you still have problems with collecting the thoughts for your essay on discrimination, simply type the word ‘discrimination’ in any search engine and you will discover all the woe which this problem has brought to the society. After this, writing an essay on discrimination will seem an easy thing to do for you.
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History Has the Sense of Humor: Dr. Strangelove Essays

Get to like history
The first point about the essay of any kind is to obtain preliminary general knowledge of the topic you are assigned. If you are to write a Dr. Strangelove essay, this task becomes more complicated as to get the command of the topic one will have to study the history of Cold War and the US – Soviet relations.
As the movie is the black humor comedy depicting the absurdity of the Cold War and the political, economic, racial, and religious relations that accompanied it, the Dr. Strangelove essay should also focus on all or some of the above mentioned aspects of the movie.
Make your analysis, leave the Internet alone
After you obtained the general knowledge of what the movie is about, your Dr. Strangelove essay should get a specific topic, i. e. the aspect of the film you will discuss and analyze. The latter point is especially important; do not rewrite the topics already written by others, find new one and analyze it yourself.
Dr. Strangelove essays are often assigned to students, and the originality of the essay will mean much in gaining the positive grade. So, leave the internet alone and let your logic find and discuss a point of interest in your Dr. Strangelove essay.
Dr. Strangelove essay topics
To make the task easier for you, here are some basic topics Dr. Strangelove essay can focus on:
Absurdity of Cold War;
Ironic depiction of political relations;
Sex and war as two basic instincts;
Accordingly, your Dr. Strangelove essay might focus on the topics ranging from historic aspects of the film to the sense of humor that the history has as seen in politics and development of human instincts. Finally, remember that originality of your thinking will add creativity to your Dr. Strangelove essay.