452. Hapur

Indian National Congress held the seat; the winning margin narrowed from 34.7% to 12.2%.

• Won on a lower shareIts own vote share fell 32.4% — it held because the rest of the vote was more divided.
• New challengerIndependent (IND) finished second with 22.7% — it did not contest here in 1957.
• Vote fragmentedThe top two took only 57.6% between them, down from 100.0% — the field split more ways.
• TurnoutTurnout fell 4.3% to 53.9%.

Written from the constituency figures by a fixed set of rules — no language model.