The phrase "act of obstruction" is correct and usable in written English.
It can be used in legal or formal contexts to describe an action that hinders or prevents progress or movement.
Example: "The defendant was charged with an act of obstruction during the investigation."
Alternatives: "obstructive action" or "hindrance act".
"There is little doubt that prosecutors will view this as an act of obstruction.
Mr. Blix's news conference was dominated by questions of what Iraqi act of obstruction might prompt the onset of war.
Explaining the latest act of obstruction, Scott McClellan, the president's spokesman, said on Thursday that some documents were duplicative, unrelated or "highly sensitive".
Now he is facing charges that carry a maximum penalty of six years behind bars: he is accused of trying to wrest a microphone out of a tabloid reporter's hands, thereby committing an act of "obstruction of the work of a journalist," which is a crime in Russia, albeit one that is rarely, if ever, prosecuted.
"It is an unprecedented act of obstruction.
Senate Republicans blocked the shit out of him, refusing even to hold hearings on his nomination in an unprecedented act of obstruction.
"Many acts of obstruction and lying have permeated this case from the beginning," Mr. Vinegrad said.
Already party members are threatening random acts of obstruction should Democrats exercise the option.
Parliament, once the proud symbol of India's democracy, has increasingly become a stage for televised acts of obstruction and political theater.
As Atul Gawande writes in the magazine this week, it is here, and, despite unconscionable acts of obstruction by Republicans at the state level, who have done what they can to hide benefits from people who need them, it is not going away.
Since Ms. McClellan's criminal charge involves unspecified acts of obstruction of justice, the United States attorney's office could file a criminal insider-trading case against either McClellan or both later if there were evidence to justify such a decision, said Ismail Ramsey, a former federal prosecutor in the white-collar-crime unit of the United States attorney's office in San Francisco.
