Nimzo-Indian Defense

The Nimzo-Indian Defense is a popular chess opening where Black develops their pieces flexibly and strategically. It begins with the moves 1.d4 Nf6 2.c4 e6 3.Nc3 Bb4, where Black pins White's knight, aiming to control the center and create positional pressure. The opening balances solid defense with opportunities for complex, strategic play, encouraging White to decide how to structure their position. It's favored for its flexibility, allowing Black to adapt to various White responses while aiming for long-term structural and tactical advantages.