Original: March 30 & ndash ; Alaska is purchased for $ 7.2 million from Alexander II of Russia , about 2 cent\/acre ( $ 4.19 \/O/ km ) , by United States Secretary of State William H. Seward .
Simplified: March 30 - Alaska is purchased for $ 7.2 million from Alexander II of Russia , about 2 cent\/acre ( $ 4.19 \/O/ km ) , by United States Secretary of State William H. Seward .