Only in the 1890s did the skirt return to a relatively slender silhouette, but there was no letup in the constrictive corset, which was then at its most painful and harmful stage.
There was no letup, however, in the EU's own economic difficulties.
World powers later agreed on a "cessation of hostilities" to begin within a week, but the deadline passed with no letup in the fighting.
The European Commission reported that 1.2 million people had applied for asylum since the beginning of 2014 and predicted that there would be no letup for at least two years, estimating that some 3 million people would arrive in the EU between 2015 and 2017.
I interviewed a few of the specialists who worked on the project about their selections, and the growing interest in collecting Japanese photo books, especially in the U.S. "From my perspective, photo-book publishing in Japan has been going strong and without letup for the past six decades," I.C.P.'s curator, Christopher Phillips, told me.
"Charlie Hebdo and the 'Clash of Civilizations,' " by John Cassidy: In the hours after the news broke, some were busy citing the killings as confirmation that there should be no letup in the so-called war on terror.
Day fourteen of Israel's assault on Hamas, and still no sign of a letup.
"The wolves and coyotes howled without letup all night," he writes, "sounding in the hundreds, more than Grainier had ever heard, and maybe other creatures too, owls, eagles — what, exactly, he couldn't guess — surely every single animal with a voice along the peaks and ridges looking down on the Moyea River, as if nothing could ease any of God's beasts.
Reacting to the video on Monday, Chechnya's president, Ramzan A. Kadyrov, said there would be no letup in the manhunt for Mr. Umarov.
Last year, it raised $15 million, a record, with no letup in sight.
No one should expect a postelection letup in the continuing courtroom fights over state efforts to restrict women's access to safe and legal abortions.
