An ambassador is the highest-ranking diplomatic representative of one country to another.

The most common way to greet a foreign dignitary is to shake hands.

The proper way to address a foreign dignitary is to use their title, followed by "Your Excellency".

The protocol for exchanging gifts with a foreign dignitary is to give a gift of equal value.

The protocol for dining with a foreign dignitary is to sit next to them.

The protocol for toasting a foreign dignitary is to raise your glass and say "To your health!"

The protocol for leaving a meeting with a foreign dignitary is to shake hands and say goodbye.

The protocol for communicating with a foreign dignitary is to use a translator.

The protocol for visiting a foreign country is to get a visa, register with the local authorities, and inform the embassy of your arrival.

The protocol for conducting business in a foreign country is to learn about the local culture and customs, dress appropriately, and be punctual.

The protocol for negotiating with a foreign dignitary is to be prepared, respectful, and patient.

The protocol for resolving a dispute with a foreign country is to negotiate, mediate, or arbitrate.

The protocol for signing a treaty with a foreign country is to exchange instruments of ratification, deposit instruments of ratification, and register the treaty with the United Nations.

The protocol for breaking diplomatic relations with a foreign country is to recall your ambassador, expel the other country's ambassador, and close your embassy in the other country.

The protocol for restoring diplomatic relations with a foreign country is to exchange ambassadors, open embassies in each other's countries, and sign a peace treaty.