I need help answering these questions! will give brainliest

1. What became lodged in Jackson's chest during the duel, and what did he do about it? 2. How would you evaluate the role Jackson played in the War of 1812 and the Battle of New Orleans? 3. How did Jackson earn the nickname ''Old Hickory'', and who gave it to him?  2. Andrew Jackson developed the spoils system. This was a practice of giving government jobs to a person's political supporters. Andrew Jackson gave government jobs to his supporters, which were often common people. This helped break the hold the upper class had on government jobs. 3. This tariff, written mostly by former President John Quincy Adams, reduced tariffs to resolve the conflict created by the Tariff of 1828. However, while Northerners essentially saw the tariff as a settlement, many Southerners mostly saw it as unsatisfactory and needing improvement. brainliest?

Explanation:

c) troops march forward in close formation against newer, more accurate weapons

a. by accepting the election of president abraham lincoln in 1860 and convincing other southern states to do the same