It also has overflight rights, which gives the U.S. military the ability to fly over Egypt on the way to bases in the region.
Will cutting aid do anything?
Cutting aid will probably not accomplish much, some experts say -- particularly because Saudi Arabia has said it would consider matching the U.S. assistance if the Obama administration decides to cut it.
"Our Congress is not about to compete with that amount of money in Egypt," said Isobel Coleman, senior fellow at the Council on Foreign Relations. "(The Saudis) have deep pockets, and they are ready to put them in Egypt's disposal."
But Radwan said there could be a net effect. If the United States diversifies its engagement with Egypt, "not only the Obama administration, but any administration after would have for more policy flexibility," he said.