plot_Han18Star: Plot the Iron-Blood 18-Star Flag of the Wuchang Uprising

In ggChinaFlag: Drawing Chinese National and Historical Flags with 'ggplot2'

Plot the Iron-Blood 18-Star Flag of the Wuchang Uprising

Description

Draws the Iron-Blood 18-Star Flag (also called the Nine-Pointed Eighteen-Star Flag) used by the Hubei military government after the Wuchang Uprising of the Xinhai Revolution. The flag has a red field, a central black nine-pointed star, and nine inner and nine outer yellow dots representing the eighteen Han provinces of the time. All shapes are generated by vector computation, without external image files.

Usage

plot_Han18Star(label = TRUE)

Arguments

label

Logical; whether to display the title and explanatory text. TRUE (default) shows the title, designer and historical background; FALSE draws only the flag.

Details

• The aspect ratio is 5:8; x ranges over [-80, 80], y over [-50, 50].

• The nine-pointed star has a circumscribed radius of 44 units and an inner radius of 8 units.

• Nine outer yellow dots sit along the star tips; nine inner dots sit midway between the centre and the tips.

• ggplot2::coord_fixed(ratio = 1) keeps the proportions fixed.

• Axes, grid and legend are hidden by default.

Value

A ggplot object, which can be printed or saved with ggsave().

Author(s)

Flag design: the Chinese Revolutionary Alliance (Tongmenghui).

References

https://www.19111010.com.tw/story?id=93

See Also

geom_polygon, geom_circle, plot_P.R.CHINA_flag, plot_ROC_Beiyang_flag, plot_ROC_KMT_flag

Examples

plot_Han18Star()
plot_Han18Star(label = FALSE)

ggChinaFlag documentation built on July 4, 2026, 9:07 a.m.