Conversation so far:
How did the band increase Testament (band)'s popularity?
In support of The New Order, Testament opened for Megadeth on their So Far, So Good...
When did they do that?
Testament's second album, The New Order, was released in May 1988.
What happened in 1989?
Released in August 1989, the album minimized the occult and gothic themes found in the lyrical content of their first two albums, instead focusing on real-life issues.

Question: What album was released in 1989?
Self-contained rewrite: What album did Testament release in 1989?