Answer :
Final answer:
The events in the timeline reflect changes in campaign finance regulation in the United States.
Explanation:
The events in the timeline reflect changes in campaign finance regulation in the United States. In 1971, Congress passed the Federal Election Campaign Act (FECA), which aimed to regulate campaign finance and increase transparency in elections. Then, in 1975, the Federal Election Commission (FEC) was established to enforce campaign finance laws and ensure compliance. Finally, in 2010, the Supreme Court decision in Citizens United v. FEC further impacted campaign finance by allowing corporations and unions to spend unlimited amounts of money in support of political candidates.
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