As the government gradually loses its grip on the quarantine, Ukraine’s Health Minister held out the promise of restoring wider economic life — opening up small shops and small businesses — at the end of the May holidays. But Minister Maksym Stepanov’s main message in a televised briefing Thursday was: “What do we see in the last days? We see rallies, people on the streets. We see traffic jams. We see an increase in the number of people in parks.”