Answer:
the United States failed to ratify this treaty.
Explanation:
When the protocol was first signed in 1997, president Bill Clinton signed alongside all the other leaders. But Congress didn't ratify it and then in 2001, President George Bush Jr rejected the treaty altogether. Bush claimed that the protocol was inefficient, but did not take any alternative measures.
The protocol went into effect in 2004, but evidence shows it has been unable to curb the emission of CO2.
In 2013 there was another attempt, but this time neither Russia nor the US ratified it.
Outlays for troop training, weapons, and munitions increased fifteen-fold from 1916 to 1918. In addition, the Treasury lent generously to US allies. Spending quickly outpaced tax revenues, and the Treasury mounted a series of war bond or “liberty loan” drives to raise additional funds.
Martin Luther King Jr.'s letter was an answer to a message from a group of clergy in Birmingham in 1963. In their “Call for Unity,” the clergy appealed for restraint and “common sense,” and a withdrawal of support for the civil rights demonstrations.
The Battles of Lexington and Concord.