Congreve rockets
...that the use of Congreve rockets during the bombardment of Fort McHenry led to the line, "And the rockets' red glare, the bombs bursting in air" in the "The Star-Spangled Banner," the national anthem of the United States?
...that the use of <b id="mwCmI"><a class="mw-redirect" href="./Congreve_rockets" id="mwCmM" rel="mw:WikiLink" title="Congreve rockets">Congreve rockets</a></b> during the bombardment of <a href="./Fort_McHenry" id="mwCmQ" rel="mw:WikiLink" title="Fort McHenry">Fort McHenry</a> led to the line, <i id="mwCmU">"And the rockets' red glare, the bombs bursting in air"</i> in the "<a href="./The_Star-Spangled_Banner" id="mwCmY" rel="mw:WikiLink" title="The Star-Spangled Banner">The Star-Spangled Banner</a>," the <a href="./National_anthem" id="mwCmc" rel="mw:WikiLink" title="National anthem">national anthem</a> of the <a href="./United_States" id="mwCmg" rel="mw:WikiLink" title="United States">United States</a>?