Which two events increased American's sense of Nationalism?

Taxes imposed by the UK, Boston Tea Party.

Explanation:

Many factors influenced the awakening of American nationalism. In the first place, it is the negligent attitude of the British authorities towards the colonists. The UK has continuously imposed new taxes that have fallen hard on immigrants. The Boston Tea Party is one of the factors contributing to the awakening of nationalism in the country. The British held a monopoly on tea imports, selling it at expensive prices, but the colonists mostly relied on the black market where tea was much cheaper. After the British dealt with this phenomenon, the colonists were indignant.

it gave them more rights

world war i had a devastating effect on german-americans and their cultural heritage. up until that point   german-americans, as a group, had been spared much of the discrimination, abuse, rejection, collective mistrust experienced by so many different racial and ethnic groups in the history of the united states. indeed, over the years, they had been viewed as a well integrated and esteemed part of american society. all of this change with the outbreak of war.