United states of America
In 1987, Texas made the lightning whelk its official state shell.
The separation of Church and State is clearly delineated in the US Constitution. The government is expressly barred from state sponsored religions requirements or creating an "official" religion of the nation. This safeguard has served to preserve religious expression and tolerance in the nation.
Massachusetts was the first state to declare July 4th an official state holiday. This designation was made in 1781, recognizing the significance of Independence Day as a celebration of the adoption of the Declaration of Independence on July 4, 1776. Other states followed suit in later years, solidifying the holiday's status across the nation.
The nation state is a state that self-identifies as deriving its political legitimacy from serving as a sovereign entity for a nation as a sovereign territorial unit.[1] The state is a political and geopolitical entity; the nation is a cultural and/or ethnic entity. The term "nation state" implies that the two geographically coincide, which distinguishes the nation state from the other types of state, which historically preceded it
The current design was made official in 1907.
New Mexico
August 21, 1959
viginia
After the Edict of Milan in 313 AD, Christianity became an official religion along with all the others. Note that in 313 it was an official religion, it was not the official religion until 380 AD.
Delaware
When Alabama became a state in 1819, the state legislature adopted the design as the official state seal