<a href="https://en.wikipedia.org/wiki/World_War_II" id="mw1g" rel="mw:WikiLink" title="World War II">World War II</a>: The <a href="https://en.wikipedia.org/wiki/Battle_of_Rabaul_(1942)" id="mw1w" rel="mw:WikiLink" title="Battle of Rabaul (1942)">Battle of Rabaul</a> commences Japan's <a href="https://en.wikipedia.org/wiki/New_Guinea_campaign" id="mw2A" rel="mw:WikiLink" title="New Guinea campaign">invasion</a> of Australia's <a href="https://en.wikipedia.org/wiki/Territory_of_New_Guinea" id="mw2Q" rel="mw:WikiLink" title="Territory of New Guinea">Territory of New Guinea</a>.