Final answer:
Heightened political activities in the USA include increased involvement in political campaigns, discussions on political forums, as well as active participation in protests and rallies focused on various societal issues. These activities reflect a highly engaged public and a response to contemporary challenges, contributing to a more polarized political climate.
Step-by-step explanation:
The term 'heightened political activities' in the USA refers to various forms of political engagement that have increased in intensity or frequency. This can include participation in political campaigns, protests advocating for policy changes like voter rights or against the influence of money in politics, as well as engaging in discussions through platforms like Coffee Party USA. This surge in political activities often reflects the public's reaction to current issues and showcases a vibrant civil society where Americans engage in non-personal activities such as signing petitions, expressing opinions on social media, or attending political rallies.
Increased political participation also extends to local politics where citizens tackle issues such as crime, education, and healthcare. While participation rates in local politics tend to be lower, there is recognition of the critical role of active citizenship in addressing challenges at the state and local level. The heightened activities are further underscored by notable shifts in political beliefs and an increase in partisanship, especially after events like the 9/11 attacks which contributed to a more polarized political landscape.