Used and loved by millions
Since I tried Ludwig back in 2017, I have been constantly using it in both editing and translation. Ever since, I suggest it to my translators at ProSciEditing.

Justyna Jupowicz-Kozak
CEO of Professional Science Editing for Scientists @ prosciediting.com
it was obligatory
Grammar usage guide and real-world examplesUSAGE SUMMARY
The phrase "it was obligatory" is correct and usable in written English.
You can use it to indicate that something was required or mandatory in a past context. Example: "In the past, it was obligatory for all employees to attend the annual training sessions."
✓ Grammatically correct
News & Media
Science
Encyclopedias
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Human-verified examples from authoritative sources
Exact Expressions
31 human-written examples
"It was obligatory.
News & Media
In Ireland it was obligatory to boil cabbage for three hours.
News & Media
I started it as a very young student, it was obligatory, but I didn't get very far..
News & Media
He said it was obligatory for us to go to Syria, and if we wouldn't, then he would," Geraldine said.
News & Media
Compliance was monitored with regular urine tests, and it was obligatory for defendants to come back to court often, to discuss their progress.
News & Media
A Taliban spokesman issued a statement on Wednesday claiming it was obligatory to kill anyone "leading a campaign" against Islamic law.
News & Media
Human-verified similar examples from authoritative sources
Similar Expressions
29 human-written examples
"It is obligatory that" may also be read personally, but non-agentially as "it is obligatory for Jones that" ( Krogh and Herrestad 1996) We will return to these issues again below.
Science
"It's obligatory".
News & Media
Indeed, it is obligatory.
News & Media
His mother, Melissa Sporn, added: "We think it's obligatory.
News & Media
"The same as before, except that now it's obligatory".
News & Media
Expert writing Tips
Best practice
When using "it was obligatory", ensure the context clearly specifies what entity or person was bound by the obligation. For instance, "it was obligatory for all citizens to vote" provides clear context.
Common error
Avoid using "it was obligatory" without specifying the source or basis of the obligation. Statements like "it was obligatory" without context leave the reader questioning the legitimacy or source of the obligation.
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested
Linguistic Context
The phrase "it was obligatory" functions as an assertion of a past requirement or duty. As demonstrated by Ludwig, it's used to indicate that something was not optional but mandated by a rule, law, or social norm. For example, "It was obligatory for all automobiles to backfire..."
Frequent in
News & Media
50%
Science
29%
Encyclopedias
8%
Less common in
Wiki
8%
Formal & Business
0%
Academia
4%
Ludwig's WRAP-UP
In summary, "it was obligatory" is a grammatically sound phrase used to express a past requirement or duty. As Ludwig AI confirms, the phrase is correct and frequently appears in reputable sources like The Guardian and The New York Times. While interchangeable with synonyms like "it was required" or "it was mandatory", it's important to provide clear context regarding the source or basis of the obligation to avoid vagueness. Its neutral register makes it suitable for various writing styles, and, according to Ludwig, it frequently appears in news, scientific, and encyclopedia contexts.
More alternative expressions(6)
Phrases that express similar concepts, ordered by semantic similarity:
it was required
This alternative is a direct synonym, emphasizing the necessity of something.
it was mandatory
This alternative stresses the compulsory nature of the action or event.
it was compulsory
This alternative highlights that something was enforced or demanded.
it was a requirement
This alternative phrases it as a need or essential condition.
it was a must
This alternative is a more informal way to express something was necessary.
it was essential
This alternative emphasizes the importance and necessity of something.
it was necessary
This alternative underscores the need or inevitability of the action.
it was unavoidable
This alternative focuses on the inevitability of the action.
it was imperative
This alternative stresses the urgency and importance of the action.
it was binding
This alternative emphasizes that something was legally or morally required.
FAQs
How can I use "it was obligatory" in a sentence?
Use "it was obligatory" to describe something that was required or mandatory in the past. For example, "During that period, "it was obligatory" to wear a uniform".
What are some alternatives to saying "it was obligatory"?
You can use alternatives such as "it was required", "it was mandatory", or "it was compulsory" to convey a similar meaning.
Is there a difference between "it was obligatory" and "it was necessary"?
While both indicate a need, ""it was obligatory"" implies a rule or requirement, whereas "it was necessary" simply means something was needed. For instance, attending the meeting might have been necessary for information, but obligatory due to company policy.
Which is more formal, "it was obligatory" or "it was required"?
"It was obligatory" is generally perceived as slightly more formal than "it was required", though both are suitable for formal writing. The choice often depends on the specific context and desired tone.
Editing plus AI, all in one place.
Stop switching between tools. Your AI writing partner for everything—polishing proposals, crafting emails, finding the right tone.
Table of contents
Usage summary
Human-verified examples
Expert writing tips
Linguistic context
Ludwig's wrap-up
Alternative expressions
FAQs
Source & Trust
89%
Authority and reliability
4.5/5
Expert rating
Real-world application tested