Today in “everything old is new again,” Dierdre Moloney takes us through the 1910 Muslim ban.

This week, the Organization of American Historians is in New Orleans for its annual conference. Rashauna Johnson talks about how the New Orleans cityscape tells historians things about the city’s past that are absent from or obscured in more traditional archives.

And finally, read about how the federal effort to survey Utah’s land in the 1850s led to an all-out war between Mormon settlers and the Buchanan administration.