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Ordnance Factory Day on March 18 and its history

20 March 20261 min read
DEFENCE & SECURITYOrdnance FactoryDay on March 18and its history20 March 2026safalsetu.com

Why in the news

Ordnance Factory Day was observed on March 18 to remember the long history of defence manufacturing in India.

Key facts

  • Origin: the day commemorates the setting up of the country’s first ordnance factory at Cossipore in 1801.
  • Ministry: defence manufacturing sits under the Ministry of Defence.
  • Restructuring: in 2021 the sector was reorganised into seven DPSUs.
  • The day acknowledges contributions to national security and defence production.

Quick timeline

YearEvent
1801First ordnance factory established at Cossipore
2021Restructured into seven DPSUs

Exam angle

  • Date: March 18.
  • First ordnance factory: Cossipore, 1801.
  • Number of DPSUs after 2021 restructuring: seven.
  • Ministry: Ministry of Defence.

Test yourself

1. Ordnance Factory Day marks the establishment of the first ordnance factory in which year?

The first ordnance factory came up at Cossipore in 1801.

2. Where was India's first ordnance factory set up?

The notes state the first ordnance factory was established at Cossipore.

3. Into how many DPSUs was the ordnance sector restructured in 2021?

The sector was restructured into seven DPSUs in 2021.