Twitter needs India and Nigeria to grow. It's running into trouble in both

New Delhi (CNN Business) — Twitter is under siege in two countries that are critical for its global growth plans. The social media giant has been ensnared in a battle with the Indian government for months over free speech and other issues, and is contending with restrictive new rules pushed by New Delhi. If that wasn't enough, even more dramatic events are unfolding thousands of miles away along Africa's Western coast.