Which type of historical text typically is a collection of articles or essays with a common theme?

What is one example of trench warfare ?

What was the most explosive issue facing the united states prior to the start of the civil war?

Read this sentence from part 2: gandhi's model of resistance and reform was creative, appealing, and successful. what is the point of this sentence? gandhi created a new model for others. gandhi had a creative mind. gandhi had many supporters. gandhi's model was effective.