Because of tax , many colonists refused to buy British tea. Parliament tried to help company by passing the Tea Act of 1773. Act let company bypass tea merchants sell directly to colonists. Colonists would still have to pay the tax , but not at a higher price like from merchants
The US Postage Stamp Price increases for Express Mail have resulted in some very high value stamps. On the bright side, the US Postal Service has used these high value stamps to display some of the most beautiful of all modern designs with one example of the Eagle Over Moon design here.