Sentence examples for mostly remained secret from inspiring English sources

Greenberg meticulously describes how these actions created a system in which virtually all communications in America by e-mail or telephone could be swept up, in a vast government effort that mostly remained secret for more than a decade.

Yet the files remained secret.

Venona papers remained secret until 1995.

Zelikow's memo remained secret until 2012.

His movements and whereabouts for the next two years remained secret.

But the identities of the original donors remained secret.

Some of their stories had remained secret for years.

The name and characters, personal information and even patients' illnesses and their medical information remained secret.

Talks, they say, have mostly remained civil.

The streets have mostly remained empty.

His whereabouts remain secret.