11.   We should also remember that official disapproval is a recent phenomenon.

12.   Although August is now established as prime vacation time, few Americans realize that their treasured paid vacation is a fairly recent phenomenon.

13.   Although they are not a recent phenomenon, it does seem to be an increasing problem.

14.   And some contend that the new inquisitors are a recent phenomenon.

15.   And this is not a recent phenomenon, either, a kneejerk reaction to the Deion-O-Rama.

16.   Art patronage is a relatively recent phenomenon in France, where culture has customarily been state-sponsored.

17.   As it turns out, this is hardly a recent phenomenon.

18.   Australia has well-deserved credentials as one of the great sporting nations of the world, but its reputation in the arts is a more recent phenomenon.

19.   Black memorabilia is a relatively recent collecting phenomenon, but many decades ago a foresighted bibliophile named Charles Heartman began compiling African-American materials.

20.   Both video games and explicitly violent lyrics are relatively recent phenomena and have not been widely studied.