# data[].attributes.body
Born in Hanyang on May 15, 1397

# data[].attributes.headline
In 1418 he ascended the throne of  Joseon as the fourth after King Taejong

# data[].attributes.subject
In 1418 he ascended the throne of  Joseon as the fourth after King Taejong

# data[].attributes.headline
March 1420 he Establish the  jibhyeonjeon

# data[].attributes.subject
March 1420 he Establish the  jibhyeonjeon

# data[].attributes.body
( jibhyeonjeon is an academic research institute.)

# data[].attributes.body
Joseon Tongbo is a legalized currency (coins).

# data[].attributes.headline
1429 Compilation of Agricultural Directives

# data[].attributes.subject
1429 Compilation of Agricultural Directives

# data[].attributes.headline
1433  made honcheon-ui which can observe orb

# data[].attributes.subject
1433  made honcheon-ui which can observe orb

# data[].attributes.headline
1434 made a sun clock which name is Angbuilgu

# data[].attributes.subject
1434 made a sun clock which name is Angbuilgu

# data[].attributes.headline
1442 invented the thing which can measure percipitation

# data[].attributes.subject
1442 invented the thing which can measure percipitation

# data[].attributes.headline
He create poem  Yongbieocheonga  in 1445

# data[].attributes.subject
He create poem  Yongbieocheonga  in 1445

# data[].attributes.body
In 1450