The road has undergone numerous realignments, extensions, upgrades, truncations, and renamings since the mid-20th century. Expensive additional reconstruction, including new interchanges, service roads and realignments, would be necessary. In a further effort to save money Perry resorted to base closures and realignments. Only minor realignments and maintenance transfers have occurred since. The 1960s saw the construction of several major realignments and upgrades along the highway. Recent upgrades and force realignments have seen these newest models replace older variants in Korea. The highway has undergone many realignments, mostly minor, between those cities since 1926. Upgrades and realignments continued to be made to PA 61. Only local realignments have occurred since. The outliers were not the only boundary realignments as part of the Act. The original organization, after splits and realignments, has several successors. Many realignments of the route occurred over the years. The FCE has been involved in the realignments within the Anglican Communion. On the other side there were significant political realignments. By 1941, US 22 underwent two significant realignments within the state.