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.
Shortly before 8am on Sunday 7 December 1941, the first of two waves of Japanese aircraft launched a devastating attack on the US Pacific Fleet, moored at Pearl Harbor in Hawaii. The raid, which came with no warning and no declaration of war, destroyed four battleships and damaged four more in just two hours.he causes of the attack on Pearl Harbor stemmed from intensifying Japanese-American rivalry in the Pacific. Japanâs imperial ambitions had been evident from as early as 1931, when she invaded Manchuria. The conquered regionâs bountiful resources were then used to supply Japanâs war machine.