President with Event/Principle
- Rajendra Prasad: differed on Hindu code bill
- K.R.Narayan: Refused imposition of emergency in UP and Bihar, set a new precedent whereby it became mandatory for a person staking a claim to the Prime Minister's office to produce letters of support from alliance partners
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Pranab Mukherjee: refused to sign ordinances on anticorruption law 4. Jail Singh
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Jail Singh: used pocket veto not to sign the postal bill
- V.V. Giri: Trade union movement
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