The supreme court decision to overturn granger laws in wabash v. illinois (1886) led to

2686-2181 bce-- "egyptian civilization developed along the nile river in large part because the river’s annual flooding ensured reliable, rich soil for growing crops."

1069-664 bce-- "ancient egyptians developed wide-reaching trade networks along the nile, in the red sea, and in the near east."

answer-the island had airfields that the u.s. military needed.