Alaska has a tradition of electing members of Congress and keeping them in Washington for a long time. A very long time. Like somewhere between 40 and 50 years.
With that seniority came clout and lawmakers who excelled at wringing vast sums of money from the Treasury to benefit Alaska, which perennially stands at or near the top of states slathered in federal dollars.
Durability and delivery — those have been the ingredients to political success.