The release of its report led to calls for a complete ivory trade ban, and at the seventh conference in 1989, the African Elephant was moved to appendix one of the treaty.
A certain animal was more protected after the trading of ivory became unlawful
( z1 protect :ARG1 ( z2 animal :mod ( z3 certain ) ) :time ( z4 after :op ( z5 become :ARG1 ( z6 trade :ARG1 ( z7 ivory ) ) :ARG2 ( z8 lawful :polarity - ) ) ) :ARG2-of ( z9 have-degree :ARG1 z2 :ARG3 ( z10 more ) ) )