Maca should be taken daily, alongside food. Traditionally, maca is treated as a food product, rather than a dietary supplement. Animal studies use 1,000-2,200mg/kg bodyweight doses of maca, which translates into: 10.9-24g of the maca vegetable for a 150lb person. 14.5-32g of the maca vegetable for a 200lb person.
Pearl Harbor attack. Pearl Harbor attack, (December 7, 1941), surprise aerial attack on the U.S. naval base at Pearl Harbor on Oahu Island, Hawaii, by the Japanese that precipitated the entry of the United States into World War II. The strike climaxed a decade of worsening relations between the United States and Japan.
Publisher. A+E Networks. On this day in 1941, at around 1:30 p.m., President Franklin Roosevelt is conferring with advisor Harry Hopkins in his study when Navy Secretary Frank Knox bursts in and announces that Japan had attacked Pearl Harbor. The attack killed more than 2,400 naval and military personnel.n this day, in an early-morning sneak attack, Japanese warplanes bomb the U.S. naval base at Oahu Islandâs Pearl Harborâand the United States enters World War II. President Roosevelt and Secretary of State Cordell Hull knew a Japanese attack was imminent.