labor movement
...that while the first union was founded in 1927, Tanzania did not have a significant labor movement until the 1940s?
...that while the first union was founded in 1927, <a href="./Tanzania" id="mwBrQ" rel="mw:WikiLink" title="Tanzania">Tanzania</a> did not have a significant <b id="mwBrU"><a href="./Trade_unions_in_Tanzania" id="mwBrY" rel="mw:WikiLink" title="Trade unions in Tanzania">labor movement</a></b> until the 1940s?