No they are first to enter the stadium.
yes they were
In the opening ceremony, the athletes from the host country enter last. In the closing ceremony, the athletes enter en masse and there is no structure as to what country's athletes enter last.
1896 when the first modern Olympics were held.
One of the team's athletes is selected, by either the nation's olympic committee or by the members of the team, to be the flag bearer at the opening ceremony.
The opening ceremony happens at the Olympic stadium of the country hosting the games
Greece
Opening ceremony: Swimmer Mark Foster Closing ceremony: Cyclist Chris Hoy
yes
It was in the London Olympics stadium.
The 2010 Opening Ceremony was held in the Jawaharlal Nehru Stadium.
greece