Each state elects two senators to serve for six years, and members of the House to two-year terms.
Before becoming a state, the Iowa Territory elected a non-voting delegate at-large to Congress from 1838 to 1846.
[1] Iowa's current congressional delegation in the 119th Congress consists of its two senators and four representatives, all Republicans.
The area was closed to white settlers until the 1830s, after the Black Hawk War ended.
It elected both seats statewide at-large on a general ticket, until 1847, when it redistricted into two districts.