King safety

The degree to which a king is protected from checks, forcing attacks, and mating threats.

The group of pawns that protects a king by blocking attacking lines and controlling nearby squares.

A king with too little shelter, too few defenders, or open lines that allow direct enemy threats.

The vulnerability of a king trapped on its home rank, especially to rook or queen checks along that rank.

A legal and safe square to which a threatened piece, especially the king, can move to escape danger.

Escape space for the king, usually created by a pawn move to reduce back-rank threats.

A situation in which both kings castle toward the same wing, either kingside or queenside.

A situation in which one king castles kingside while the other castles queenside.

A maneuver of several ordinary moves that places the king and rook in a setup resembling castling.