Answer:
A war started, and many citizens of Russian city Stalingrad died
Explanation:
The artist who drew the political cartoon of the Brooks-Sumner Affair, supported Sumner in his fight for anti-slavery. The incident between Brooks and Sumner happened during a two day-speech delivered by the latter against slavery. It was in 1856 that a senator from South Carolina named Preston Brooks attacked Massachussetts congressman known as Charles Sumner. The attacked was provoked by the anti-slavery speech delivered by the Congressman that angered Brooks. Brooks' cane in the incident has been broken while Sumner suffered serious illness due to the beating.
Vietnam: gained is independence on September 2, 1946
They knew that people were going to change, and that the Constitution had to change with them. In order to be a working document, it had to be changed to reflect what was going on. At the same time they wanted changes to be taken seriously so they made it difficult to change things.
The answer would be the third one