You must be talking about the assassination of Archduke Franz Ferdinand of Austria. This was an event which triggered the start of WWI.
Answer:
He led US ground forces in an "island-hopping" campaign.
Explanation:
Island-hopping was a US military tactic in its Pacific Campaign against the Japanese Empire during World War II. Because of the vast reach of the Japanese empire in 1941, General Douglas MacArthur put out an island-hopping strategy in the Pacific on their way to the major Japanese islands. Through this approach, the army has sought to set easier-to-win objectives.
Orginally known as the Boycott Movement was a British organization that was at the centre of the international movement opposing the South African apartheid system and supporting South Africa's non white population.. hoped this helped.
Lincoln issued the Emancipation proclamation which freed all the slave. "Emancipation Proclamation, which stated that slaves in those states or parts of states still in rebellion as of January 1, 1863, would be declared free." He also recruited African Americans for the union force and they also establish African American units. "Proclamation announced the acceptance of black men into the Union Army and Navy, enabling the liberated to become liberators." It made Lincoln political party stronger. "It added moral force to the Union cause and strengthened the Union both militarily and politically"
You spelled development wrong. Hope that helps, maybe it would in the future for when you wanna get a job.