The account of her subsequent life told how, as empress, with her iron rule she brought her nation to ruin.

But a combination of high literacy and an iron rule of censorship was all too familiar among other tyrants from behind the iron curtain.

No matter the size of your data, it will ultimately buckle under the iron rule of data: garbage in, garbage out.

Obviously, this isn't an absolute, iron rule.

Her iron rule of campus invariably revolved around her authority over finances, including expenditures of federal grants.