Nearly 1.5 million teenage girls in some of the world’s poorest countries will miss the chance to be protected from cervical cancer because the drugmaker Merck has said it will not be able to deliver millions of promised doses of the HPV vaccine this year.Merck has notified Gavi, the international organization that helps low- and middle-income countries deliver lifesaving immunizations, and UNICEF, which procures the vaccines, that it will deliver […]

Since Iran’s large missile and drone attack on Israel last weekend, Israel’s allies have warned its leaders to avoid responding in a way that could provoke a regional war. Prime Minister Benjamin Netanyahu of Israel appeared to rebuff those warnings on Wednesday, saying the country would “do everything necessary to defend itself.”Here is a look at where Israel has been drawn into conflicts, some of which could escalate quickly:IranLast Saturday, […]