Penicillin became a wonder drug for fighting infections in the 1940s. Jean-Claude Fide was an early adapter, injected in 1948 in the French town of Mont-pres-Chambord. Bert Hardy/Picture Post/Getty Images hide caption

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Jawaharlal Nehru, here conferring with Mahatma Gandhi, was India's first prime minister and a key figure in the country's 20th century independence struggle. Central Press/Getty Images hide caption

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Members of the Jain community in Mumbai, India, protest a High Court order that banned santhara, a practice of fasting until death. Rafiq Maqbool/AP hide caption

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Indian police in plain clothes walk past vehicles damaged during a clash after the Aug. 25 rally led by Hardik Patel. Ajit Solanki/AP hide caption

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Bollywood actress Katrina Kaif speaks during a media conference in Mumbai, India, in 2013. In her latest film, Kaif plays an aid worker for "Medicine International" who helps an Indian soldier track assassinate a terrorist mastermind. Divyakant Solanki/EPA/Landov hide caption

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During a test last November, the intermediate range ballistic missile Shaheen 1A (Hatf IV) is launched from an undisclosed location in Pakistan in a photo supplied by the Pakistani military. The missile is said to be capable of carrying nuclear warheads. [E]yisilanbao/Xinhua/Landov hide caption

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The crowded streets of Kolkata, India, are only going to get more crowded. Randy Olson/National Geographic hide caption

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An Indian Christian woman holds a placard denouncing pornography at a protest rally in Bangalore in August 2014. Aijaz Rahi/AP hide caption

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