What is the effect of the speaker addressing the audience as “sisters and brothers?”

When a speaker refers to the audience as "brothers and sisters," they are 'breaking the ice' and making the audience feel closer to the speaker. It helps make the audience members and the speaker feel welcome.

after the signature of the treaty of versailles in june 1919, germany lost nearly 25,000 square miles and a population of 7 million people. these territories included eupen-malmedy area and moresnet which were ceded to belgium. regarding relations with france, germany ceded the sovereignty of the saar coal mines to this country, as well as the provinces of alsace-lorraine.

explanation:

- "he is a very real person and his intent isn't to influence us vonnegut addresses this towards the end of the letter when he says, if we choose to curse, that is by our own individual means."