Im pretty sure its true but not 100% correct .
I believe the answer is Gold.
Gold was a very hot commodity at that time because before we use paper/digital money like today, Gold was made as material to make a type of money with more intrinsic value.
The abundance of this natural resources led to many European empire came and started their colonization in AFrica.
Rockefeller was not a failed capitalist
"I am pleased to announce that a deal has been struck," Mr. Trump tweeted, saying there will be no "poison pills" added to follow-up legislation. "This was a real compromise in order to give another big victory to our Great Military and Vets!"
The agreement is on a broad outline for $1.37 trillion in agency spending next year and slightly more in fiscal 2021. It would mean a win for lawmakers eager to return Washington to a more predictable path amid political turmoil and polarization, defense hawks determined to cement big military increases, and Democrats seeking to protect domestic programs.
Lawmakers in Washington have negotiated a new federal spending deal, marking the first step toward avoiding a potential federal default on debt.