HILL CITY, Kan. — This is what Washington’s new austerity has brought. A freshman Republican congressman, himself a fifth-generation corn farmer and his family a longtime beneficiary of government agricultural subsidies, drove through the endless fields of far-flung western Kansas to deliver a difficult message. “Everybody needs to share,” Rep. Tim Huelskamp told a few dozen townsfolk sitting patiently on the hard wooden benches of the Graham County Courthouse.