A country music star shunned so-called “woke” record labels and released a song directly to Donald Trump’s social media app Truth Social and video-sharing site Rumble — catapulting it to No. 1 in the world on the Apple iTunes song chart. John Rich, the Nashville-based musician and one-half of the duo “Big and Rich,” released his latest song, “Progress,” on Friday. Truth Social and Rumble have emerged as alternatives to mainstream sites such as Twitter and YouTube, which have been accused of stifling free speech from conservatives. Rich, an unabashed conservative, saw his song outperform those by hit-makers such as...