Original sentence: Both parties must depend on wealthy donors and organizations - the Republican Party more on business organizations, the Democratic Party more on labor organizations.Even when laws are upheld, the complication of compliance with the First Amendment requires careful and cautious drafting of legislation, leading to laws that are still fairly limited in scope, especially in comparison to those of other countries such as the United Kingdom, France or Canada.In modern times, meeting these needs is usually seen as the responsibility of the whole community, acting through the agency of one or more levels of government.Some would allege that funding practices commonplace in the United States would likely be considered political corruption elsewhere.This dependency on donors is controversial, and has led to laws limiting spending on political campaigns being enacted; as a complicating factor almost unique to the United States, opponents of campaign finance laws cite the First Amendment's guarantee of free speech, and challenge campaign finance laws on grounds that they attempt to cimcumscribe their constitutionally-guaranteed rights
Edited sentence: Both parties must depend on wealthy donors and organizations, the Republican Party more on business organizations, the Democratic Party more on labor organizations.In fact, funding practices commonplace in the United States would likely be considered political corruption elsewhere.Now, meeting these needs is seen as the responsibility of the whole community, acting through government.This dependency on donors is controversial, and has led to laws limiting spending on political campaigns being enacted; these laws are still fairly limited in scope in comparison to those of other countries such as the United Kingdom, France or Canada