Second International Eugenics Conference
...that in 1921 the United States Department of State mailed out invitations for the Second International Eugenics Conference around the world?
...that in 1921 the <a href="./United_States_Department_of_State" id="mwFhk" rel="mw:WikiLink" title="United States Department of State">United States Department of State</a> mailed out invitations for the <b id="mwFho"><a href="./International_Eugenics_Conference" id="mwFhs" rel="mw:WikiLink" title="International Eugenics Conference">Second International Eugenics Conference</a></b> around the world?