World War II: <a href="https://en.wikipedia.org/wiki/Pacific_War" id="mw3A" rel="mw:WikiLink" title="Pacific War">Pacific War</a>: <a href="https://en.wikipedia.org/wiki/Allies_of_World_War_II" id="mw3Q" rel="mw:WikiLink" title="Allies of World War II">Allied</a> authorities declare <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Guadalcanal_(Pacific_Ocean_island)" id="mw3g" rel="mw:WikiLink" title="Guadalcanal (Pacific Ocean island)">Guadalcanal</a> secure after <a href="https://en.wikipedia.org/wiki/Empire_of_Japan" id="mw3w" rel="mw:WikiLink" title="Empire of Japan">Imperial Japan</a> evacuates its remaining forces from the island, ending the <a class="mw-redirect" href="https://en.wikipedia.org/wiki/Battle_of_Guadalcanal" id="mw4A" rel="mw:WikiLink" title="Battle of Guadalcanal">Battle of Guadalcanal</a>.