How to use "duties" in a sentence

The power confided to me will be used to hold, occupy, and possess the property and places belonging to the government, and to collect the duties and imposts; but beyond what may be necessary for these objects, there will be no invasion, no using of force against or among the people anywhere

Kevin's parents went away from the city immediately after the funeral, intending to spend a month at their summerhouse in the country, where they could be free from the press of business and social duties, the better to mourn their lost child

They abuse their power, pervert their duties